• Anthropology Dictionary (from Inversion Software)
• Critical Dictionary of Sociology (from Professor Robert E. Mazur at Iowa State University)
• Data Dictionary (from UN)
• Dictionary of  Abbreviations and Acronyms in Geographic Information Systems, Cartography,  and Remote Sensing
• Dictionary of the United States Congress, containing biographical sketches of its members from the foundation of the government; with an appendix, comp. as a manual of reference for the legislator and statesman. By Charles Lanman
• Dictionary of Occupational Titles
• Encyclopedia of sociology [csusm user only]
• A Glossary of Political Economy Terms (Dr. Paul M. Johnson of Auburn University)
• Glossary of Social Science Computer and Social Science Data Terms from UCSD.
• Internet Glossary of Statistical Terms
• Homosexuality and the law : a dictionary [csusm user only]
• Legal Dictionary
• One Look Dictionaries - not a specialist Sociology dictionary but it provides a useful search of number of on-line dictionaries and multi-language resource. 
• Online Dictionary of Social Science
• The political text-book, or Encyclopedia
• Psychology Dictionary (virtual psychology classroom)
• The Red Feather Dictionary of Critical Social Science - from the Red Feather Institute hosted by T R Young
• Statistics Glossary

Encyclopedia

• The Canadian Encyclopedia Online
• E-Conflict World Encyclopedia
• Encarta Online
• Encyclopedia Smithsonian
  "The following preprints and links to Smithsonian Web sites have been compiled to answer frequently asked questions and provide research guidance."
• Encyclopedia.com
  Free  access to more than 17,000 articles from The Concise Columbia Electronic Encyclopedia, Third Edition
• Fast Facts
  Almanacs/Factbooks/Statistical Reports & Related Reference Tools
  An Acquisition Resource Compiled by Gary Price
• Guinness World Records
• Old Farmer's Almanac
• One World - Nations Online
  "...is a growing list of gateways to the countries in this world, a reference directory and an electronic magazine."
• World Factbook

Statistics

• San Diego County Statistics from the county of San Diego website.

• County and City Data Book

• California Statistical Abstract -- a compilation of data on social, economic and physical aspects of the State. The volume is a cooperative effort of various government agencies, coordinated and issued annually by the California Department of Finance, Financial and Economic Research Unit.

• US Statistics
• FedStats by the Federal Interagency Council  is a  gateway to statistics from over 100 U.S. Federal agencies. Comprehensive and easy to use site.
• World Statistics
• CIA World Factbook
• SSR Prelim Summary Archive   from Department of Sociology, University of Chicago contains key readings in the areas of Classical Sociological Theory, Formal Organizations, Urban and Ethnic, Population/Family/Gender, Social Stratification, Social Change, Political Sociology, Sociology of Culture.
• Statistical Resources on the Web   from University of Michigan.
• Timeline of Sociology (by Ed Stephan)
• Sociology Canlendar
• U.S. Census Bureau
• Drug Facts from Office of National Drug Control Policy
• Federal Justice Statistics Resource Center
• Survey of the Federal Death Penalty System
• Statistical Resources on the Web from University of Michigan Documents Center.