APA (7e ed.) Bronvermelding

Beard, C. A. (1949). American government and politics, (10th ed.). Macmillan.

Chicago (17e ed.) Bronvermelding

Beard, Charles A. American Government and Politics,. 10th ed. New York: Macmillan, 1949.

MLA (8e ed.) Bronvermelding

Beard, Charles A. American Government and Politics,. 10th ed. Macmillan, 1949.