APA (7th ed.) Citation

Draper, T. (1977). The roots of American communism. Octagon Books.

Chicago Style (17th ed.) Citation

Draper, Theodore. The Roots of American Communism. New York: Octagon Books, 1977.

MLA (9th ed.) Citation

Draper, Theodore. The Roots of American Communism. Octagon Books, 1977.

Warning: These citations may not always be 100% accurate.