• World Fact Book
• Old Farmer's Almanac
• World Almanac

• Google Maps
• Yahoo Maps
• Accuweather

• Webster's Dictionary and Thesaurus
• Internet Public Library Multilingual Dictionaries
• Bartleby's Thesaurus
• Webster's Unabridged Dictionary
• Oxford English Dictionary

Encyclopedias

• Complete Dictionary of Scientific Biography
  
• World Book Advanced
• Encyclopedia Americana Online
  
• Britannica Online
  
• Grolier Multimedia Encyclopedia Online
• Gale Virtual Reference Library
• Enciclopedia Universal en Espanol
• International Encyclopedia of the Social Sciences
• Sharpe Online (American History and Culture)

Reference Databases

• Credo Reference
• Gale Virtual Reference Library
• Oxford Reference Online
• Salem Health: Magill's Medical, Cancer and Psychology
• Salem History Database
• Salem Science: Solar System and Global Warming

• AnyWho Toll-Free Directory
• Switchboard
• U. S. Postal Service Zip Code Directory
• Telephone Directories on the Web

• County & City Data Books
• Illinois General Assembly
• Library of Congress
• Statistical Abstacts of the United States
• THOMAS (Federal Legislative Information)
• GPO Access

• Citation Style Guide for Research Papers
  
• Citation Machine
• OWL - Purdue Online Writing Lab

• Bartlett's Familiar Quotations