Stephen Ambrose, Nixon, 3 vols. (New York: Simon & Schuster, 1988-1991).
Ron Briley, "Nixon and Historical Memory in the Classroom." Perspectives 34(3) (March 1996).
David Greenberg, Nixon's Shadow: The History of an Image (New York: W.W. Norton, 2003).
Joan Hoff, Nixon Reconsidered, (New York: Basic Books, 1994).
Henry Kissinger, The White House Years (New York: Little, Brown and Co., 1979).
Richard M. Nixon, RN: The Memoirs of Richard Nixon (New York: Grosset & Dunlap, 1978).
Melvin Small, The Presidency of Richard Nixon (Lawrence, Kan.: University of Kansas Press, 1999).
Iwan Morgan, Nixon (New York: Oxford University Press, 2002).
Stanley Kutler, The Wars of Watergate: The Last Crisis of Richard Nixon (New York: Random House, 1990).
The Watergate Files, hosted by the Gerald R. Ford Library and Museum. Online dossier on the Watergate trials. Includes an overview of the scandal, biographies of key figures involved, key documents (with transcripts), timelines, and film reels of contemporary news footage of the event.
Watergate Trial Conversation Transcripts, hosted by the National Archives and Records Administration. Transcripts of the Nixon White House Tapes played in court during U.S. v. Mitchell, et. al., and U.S. v. Connally.
Nixon's China Game, hosted by PBS. Website to accompany the American Experience documentary. Discusses the context of Nixon's historic visit to China in 1972 and includes an interview with Henry Kissinger, a quiz on the language of politicians, teacher resources, an interactive timeline, maps, and suggestions for classroom activities.
Nixon Presidential Materials, hosted by the National Archives and Records Administration. Contains search aids for materials created and received by the White House during Nixon's administration as well as photographs and transcripts of conversations held at the White House.
Public Papers of Richard Nixon, hosted by the Richard Nixon Library. Contains public statements of Richard Nixon from January 20, 1969, to August 9, 1974, searchable by date.
The Hardhat Riots: An Online History Project, hosted by the Center for History and New Media at George Mason University. Online history unit focusing on the construction workers' counter-demonstration against Vietnam war protesters (the "hardhats riot" of May 1970). Contains primary source material from newspapers, brief analyses by historians, teaching resources, and suggestions for classroom use.
Photographing History: Fred J. Maroon and the Nixon Years, 1970-1974, hosted by the Smithsonian Institute.
Revisiting Watergate, hosted by the The Washington Post.
Scan of Nixon's resignation letter, on the National Archives and Records Administration website.
Constitutional Issues: Watergate and the Constitution, on the National Archives and Records Administration website.