APA (7th ed.) Citation

Mullen, W. F. (1976). Presidential power and politics. St. Martin's Press.

Chicago Style (17th ed.) Citation

Mullen, William F. Presidential Power and Politics. New York: St. Martin's Press, 1976.

MLA (8th ed.) Citation

Mullen, William F. Presidential Power and Politics. St. Martin's Press, 1976.