APA
Hochman S., Hochman E., . (1997). The Penguin dictionary of contemporary American history, 1945 to the present. New York: Penguin Reference.
Chicago
Hochman Stanley, Hochman Eleanor, . 1997. The Penguin dictionary of contemporary American history, 1945 to the present. New York: Penguin Reference.
Harvard
Hochman S., Hochman E., . (1997). The Penguin dictionary of contemporary American history, 1945 to the present. New York: Penguin Reference.
MLA
Hochman Stanley, Hochman Eleanor, . The Penguin dictionary of contemporary American history, 1945 to the present. New York: Penguin Reference. 1997.