The following resources were used to gather the personal information, election results, cabinet members, notable events, and points of interest for each of the presidents. All links included in the POTUS collection fit the ipl2's Collection Policy.
- The American Presidents. (Grolier Incorporated: Danbury, Connecticut, 1995).
- Phillips, Louis. Ask Me Anything About the Presidents. (Avon Books: New York, 1994).
- The Presidents of the United States Quiz Cards. (Thomas Publications: Gettysburg, Pennsylvania, 1989).
World Wide Web
- C-SPAN. American Presidents: Life Portraits. (http://www.americanpresidents.org/).
- Congressional Quarterly. Guide to the Presidency: Presidential and Vice Presidential Salaries Exclusive of Perquisites. (http://www.lib.umich.edu/govdocs/fedprssal.html).
- Grolier Online. The American Presidency. (Formerly at: http://gi.grolier.com/presidents/preshome.html).
- Infoplease.com. Presidential Trivia. (http://www.infoplease.com/spot/prestrivia1.html).
- Miller Center of Public Affairs at the University of Virginia. American President: An Online Reference Resource. (http://millercenter.org/academic/americanpresident).
- Murphy, Gerald. Great Voyages Timeline. (http://oregonstate.edu/instruct/phl302/timeline/timeline.html). Distributed by the Cybercasting Services Division of the National Public Telecomputing Network (NPTN).
- White House. The Presidents of the United States of America. (http://www.whitehouse.gov/history/presidents/).
- The images of the presidents and the presidential seal have been altered from originals at the White House.
©1996-2008. Robert S. Summers. All rights reserved. Additional sources added 2010.