| Offentlig f¶rvaltning. Scandinavian journal of public administration | 2010-current | Details |
| Office | 1993-current | Details |
| Office | 1993-current | Details |
| Office | 1990-1993 | Details |
| Office administration & automation | 1983-1985 | Details |
| Office nurse | 1999-current | Details |
| Office of AIDS: Reports & Publications 2007 to present | 1996-current | Details |
| Office products international | 2002-current | Details |
| Office products international | 2002-current | Details |
| Office solutions | 1991-2009 | Details |
| Office solutions | 1991-2009 | Details |
| Office Solutions | 2000-2009 | Details |
| Office systems | 1998-current | Details |
| Office world news | 1998-2010 | Details |
| Office world news | 1998-2010 | Details |
| OfficePro | 1997-current | Details |
| OfficePro (Kansas City, Mo.) | 1998-current | Details |
| Officer | 1997-current | Details |
| Officer compensation report | 2007-current | Details |
| Officer review | 2004-current | Details |
| Officer review | 2004-current | Details |
| Official board markets | 2000-current | Details |
| Official congressional directory | 1997-current | Details |
| Official gazette of the United States Patent & Trademark Office. Trademarks | 2010-current | Details |
| Official U.S. playstation magazine | 2002-2006 | Details |
| Official year book of Australia | 2002-current | Details |
| OfficialSpin | 2009-current | Details |
| Officina della storia | 2008-current | Details |
| Offshore | 1995-current | Details |
| Offshore | 2005-current | Details |
| Offshore | 1991-current | Details |
| Offshore (Tulsa) | 2005-current | Details |
| Offshore Financial Review | 1994-current | Details |
| Offshore Financial Review | 1994-current | Details |
| Oftalmol³gica Santa Lucia | v.1:1 2001-current | Details |
| Ogden Standard Examiner | 1991-1997 | Details |
| Ogigia. Revista Electr³nica de Estudios Hispinicos | 2007-current | Details |
| Oglethorpe Power Corporation SWOT Analysis | 2011-current | Details |
| OH & S Canada | 1992-2011 | Details |
| Ohio | 1986-2010 | Details |
| Ohio | 1986-2010 | Details |
| Ohio CPA Journal | 1987-2002 | Details |
| Ohio CPA Journal | 1994-2002 | Details |
| Ohio CPA Journal | 1987-2002 | Details |
| Ohio CPA Journal | 1994-2002 | Details |
| Ohio Cultivator | 1845-1866 | Details |
| Ohio employment law | 2009-2011 | Details |
| Ohio family physician | 2011-current | Details |
| Ohio farmer | 1856-1906 | Details |
| Ohio health law update | 1995-1998 | Details |
| Ohio history | v.1: 1887-v.113 2004 | Details |
| Ohio journal of science | 2001-current | Details |
| Ohio journal of science | 2004-current | Details |
| Ohio journal of science | 2004-current | Details |
| Ohio libraries | 2000-2005 | Details |
| Ohio libraries | 2000-2005 | Details |
| Ohio Manufacturer | 1995-1999 | Details |
| Ohio media spectrum | 1998-current | Details |
| Ohio Media Spectrum | 1998-current | Details |
| Ohio Medical & Surgical Journal (1848-1878) | 1848-1878 | Details |
| Ohio Medical Repository of Original & Selected Intelligence | 1826-1827 | Details |
| Ohio Miscellaneous Museum | 1822-current | Details |
| Ohio Northern University law review | 1993-current | Details |
| Ohio Nurse | 2012-current | Details |
| Ohio nurses' review | 2003-current | Details |
| Ohio reading teacher | 2002-2010 | Details |
| Ohio reading teacher | 2002-2010 | Details |
| Ohio State journal on dispute resolution | v.1 1985-current | Details |
| Ohio State journal on dispute resolution | 1999-current | Details |
| Ohio State journal on dispute resolution | 2005-current | Details |
| Ohio State journal on dispute resolution | 2005-current | Details |
| Ohio State law journal | v.1 1935-current | Details |
| Ohio State law journal | 1999-2011 | Details |
| Ohio State law journal | 1982-current | Details |
| OHS Canada | 1992-current | Details |
| Oikos | v.75:1 1996-current | Details |
| Oikos | v.88:1 2000-current | Details |
| Oikos | 2001-current Embargo Most recent 1 year(s) not available | Details |
| Oikos | 2001-current Embargo Most recent 1 year(s) not available | Details |
| OIKOS (Rio de Janeiro) | 2006-current | Details |
| Oil & chemical pollution | v.3:1 1986-v.7:4 1990 | Details |
| Oil & Gas Industry Profile: United Arab Emirates | 2012-current | Details |
| Oil & gas interests newsletter | 1995-2002 | Details |
| Oil & gas interests newsletter | 1995-2002 | Details |
| Oil & gas interests newsletter | 1998-current | Details |
| Oil & Gas Investor | 1987-2009 | Details |
| Oil & gas investor | 1987-2009 | Details |
| Oil & gas investor | 2000-current | Details |
| Oil & gas investor this week | 1995-2009 | Details |
| Oil & gas investor this week | 2005-current | Details |
| Oil & Gas Investor's A&D Watch | 2003-2008 | Details |
| Oil & Gas Investor's A&D Watch | 2002-current | Details |
| Oil & gas investor's petroleum finance week | 1998-current | Details |
| Oil & gas journal | 1991-current Embargo Most recent 1 month(s) not available | Details |
| Oil & Gas Journal | 1991-current Embargo Most recent 1 month(s) not available | Details |
| Oil & Gas journal | 1989-2003 | Details |
| Oil & gas news | 2008-current | Details |
| Oil & Gas News | 2011-current | Details |
| Oil & Gas Newsâ€A | 2008-current | Details |
| Oil & Gas Review | 2012-current | Details |
| Oil & gas science & technology | 1997-current | Details |
| Oil & gas weekly | 1995-current | Details |
| Oil & petrochemical pollution | v.1:1 1982-v.2:4 1985 | Details |
| Oil Can | 2000-2006 | Details |
| Oil Can | 2000-2006 | Details |
| Oil Crops Outlook (OCS) | 1995-current | Details |
| Oil daily | 2002-2010 | Details |
| Oil daily | 1984-current | Details |
| Oil express | 2000-2005 | Details |
| Oil Shale | 2003-current | Details |
| Oil Spill Intelligence Report | 2004-current | Details |
| Oil Spill Intelligence Report | 2004-current | Details |
| Oil Spill Intelligence Report | 2000-2002 | Details |
| Oil Spill Intelligence Report | 2003-current | Details |
| Oil Spill Intelligence Report | 2003-current | Details |
| Oil States International, Inc. SWOT Analysis | 2011-current | Details |
| Oil, gas & petrochem equipment | 2005-2006 | Details |
| Oil, Gas & Petrochem Equipment | 2005-2006 | Details |
| Oil, Gas & Petrochem Equipment | 2002-2011 | Details |
| Oil, gas, coal & electricity quarterly statistics | 2002-2005 | Details |
| Oilheating | 2000-2011 | Details |
| Oilseeds: World Markets & Trade | 1996-current | Details |
| Oilweek | 1996-current | Details |
| OJSC Rosneft Oil Company SWOT Analysis | 2009-current | Details |
| Okayama Daigaku Shigen Seibutsu Kagaku Kenkyujo hokoku = Bulletin of the Research Institute for Bioresources, Okayama University | 1992-current | Details |
| OKC Central [The Daily Oklahoman, Oklahoma City, Oklahoma - BLOG] | 2009-2013 | Details |
| Oklahoma Anthropological Society | No holdings information available | Details |
| Oklahoma Business Bulletin | 2002-current | Details |
| Oklahoma Business Bulletin | 2002-current | Details |
| Oklahoma City University law review | 2011-current | Details |
| Oklahoma City University law review | 2011-current | Details |
| Oklahoma City University law review. Oklahoma City University | 1994-current | Details |
| Oklahoma Dental Association journal | v.94:1 2003-current | Details |
| Oklahoma Dental Association journal | 2007-current | Details |
| Oklahoma law review | v.1 1948-current | Details |
| Oklahoma law review | 2000-current | Details |
| Oklahoma Men | 2001-current | Details |
| Oklahoma native plant record | 2001-current | Details |
| Oklahoma nurse | v.44:2 1999-current | Details |
| Oklahoma nurse | 2006-current | Details |
| Oklahoma nurse | 2004-current | Details |
| Oklahoma woman | 2000-current | Details |
| Oklahoma woman | 2000-current | Details |
| Oko-Mitteilungen Informationen aus dem Institut fur Angewandte Okologie | 2003-current | Details |
| OLA quarterly | 1998-current | Details |
| OLA quarterly | v.1:1 1995-current | Details |
| Olba | 2009-current | Details |
| Olba | 2009-current | Details |
| Olba | 2009-current | Details |
| Old & new | 1870-1875 | Details |