General encyclopedias

U.S. History References - REF 973
--American Presidents in World History - REF 973.09 AME
--The Annals of America - REF 973 ANN (primary sources)
--Encyclopedia of American History - REF 973.03 ENC
--American Decades - REF 973 AME

Biographical References
--Current Biography - REF B CUR (for Presidents since Franklin D. Roosevelt)
--Dictionary of American Biography - REF B DIC (for Presidents through Lyndon Johnson)
--The Presidents: Their Lives, Families & Great Decisions - REF B PRE

Biographies of Presidents for Check Out
Alphabetically in the Biography (B) section