• AmericanFactFinder
  
  American FactFinder is your source for population, housing, economic and geographic data from Census 2000, the 1990 Decennial Census, the 1997 and 2002 Economic Censuses, the American Community Survey, and the Population Estimates Program
  with 9.bookmarks americanfactfinder reference sites by 21 users
• AskOxford
  
  Search the Compact Oxford English Dictionary online; get answers to questions on English, language, grammar, spelling, quotations, and usage; find out about OUP dictionaries; improve your writing skills; try our word games, crosswords, and puzzles; win books in our prize draw; learn French, German, Spanish, Russian, Greek, Japanese, and Italian.
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• Browse Topics
  with 9.bookmarks browse reference sites topics by 2 users
• California Driver Handbook
  Laws and Rules of the Road
  with 9.bookmarks laws reference road rules sites by 2 users
• CIA Factbook
  with 9.bookmarks cia factbook reference sites by 21 users
• Citizendium
  
  3.0 australia cc-by-sa citi citizendium commons creative enrico fermi gold locality racism reference states united welcome wiki
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• Classic Encyclopedia
  with 9.bookmarks classic encyclopedia reference sites by 8 users
• CredoReference
  with 9.bookmarks credoreference reference sites by 6 users
• eXtension
  with 9.bookmarks extension reference sites by 3 users
• FactCheck.org
  with 9.bookmarks reference sites by 54 users
• FindLaw
  
  Find a local lawyer and free legal information at FindLaw, the award-winning website.
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• Infoplease
  
  Information Please is the world's largest free reference site. Here you can find facts on thousands of subjects including sports, entertainment, technology, business, education, and health.
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• Internet Public Library
  
  ipl2: Information You Can Trust features a searchable, subject-categorized directory of authoritative websites; links to online texts, newspapers, and magazines; and the Ask an ipl2 Librarian online reference service.
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• Intute
  
  Intute - Home
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• iTools
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• Library Spot
  
  Find the best library and reference resources at LibrarySpot.com, including top dictionaries, encyclopedias, newspapers, maps, quotations and much more.
  with 9.bookmarks library reference sites spot by 57 users
• Mathematica
  
  Wolfram Library Archive has thousands of downloadable resources for Mathematica and other Wolfram products, collected over the full history of Wolfram Research
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• MedBioWorld
  with 9.bookmarks medbioworld reference sites by 2 users
• Open Site
  with 9.bookmarks open reference sites by 5 users
• Refdesk
  with 9.bookmarks refdesk reference sites by 124 users

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