1. Oxfordreference.com
The public site for Oxford Reference Online - the biggest, most up-to-date, authoritative, and accessible reference work in the world. This huge resource contains almost 2 million words and phrases from Oxford's English language and bilingual
http://www.oxfordreference.com

2. Reference.com
  Dictionary Thesaurus Reference Translate Web   Help | Register | Login Word of the Day Sunday, November 30, 2008 incursion in-KUR-zhuhn; -shuhn, noun, entering another's domain More Word of the Day » Email Sign-up RSS Feed Facebook
http://www.reference.com

3. Refdesk.com
Nam et ipsa scientia potestas est. Knowledge is power. - Francis Bacon Our future depends on your support . This is a free service, but it is not costless. 2008 donations to date = 4% of Goal - Details "Since 1995, refdesk indexes quality, credible and
http://www.refdesk.com

4. Dictionary.reference.com
  Dictionary Thesaurus Reference Translate Web   Help | Register | Login Word of the Day Thursday, December 04, 2008 curio KYOOR-ee-oh, noun, something unusual that is collected More Word of the Day » Email Sign-up RSS Feed Facebook
http://dictionary.reference.com

5. Ghr.nlm.nih.gov
Genetics Home Reference (GHR) provides free access to consumer-friendly information on medical genetics to patients and their family members, health care professionals, and the public. The site offers summaries for a broad range of inherited conditions or
http://ghr.nlm.nih.gov

6. Prb.org
The Population Reference Bureau provides timely and objective information on U.S. and international population trends and their implications.
http://www.prb.org

8. Refman.com
Reference Manager Home Page
http://www.refman.com

9. Snopes.com
The definitive Internet reference source for urban legends, folklore, myths, rumors, and misinformation
http://www.snopes.com

10. Ncjrs.gov
The National Criminal Justice Reference Service (NCJRS) is a federally funded resource offering justice, substance abuse, and victim assistance information to support research, policy, and program development worldwide.
http://www.ncjrs.gov