Style de citation APA (7e éd.)

Buchanan, W. (1988). Understanding political variables (4th ed.). Macmillan.

Style de citation Chicago (17e éd.)

Buchanan, William. Understanding Political Variables. 4th ed. New York: Macmillan, 1988.

Style de citation MLA (9e éd.)

Buchanan, William. Understanding Political Variables. 4th ed. Macmillan, 1988.