Encyclopedia Britannica
Oxford Reference Online
Biographies Plus
Webster Dictionary Online 
Wikipedia
Access Science 

Citation Style Guides
MLA
APA
AMA
Son of Citation Machine
ASA (Amer. Socialogical Ass.) 
                                     

USA.GOV
Index of Government Documents
American FactFinder
GPO Access
Thomas Legislative Information
Federal Government Information
Code of Federal Regulations
U.S. Code
Nebraska Information
Nebraska State Publications
First Gov for Science
International Information