APA (7e ed.) Bronvermelding

Prewitt, K., & Verba, S. (1979). An introduction to American government (3rd ed.). Harper & Row.

Chicago (17e ed.) Bronvermelding

Prewitt, Kenneth, en Sidney Verba. An Introduction to American Government. 3rd ed. New York: Harper & Row, 1979.

MLA (9e ed.) Bronvermelding

Prewitt, Kenneth, en Sidney Verba. An Introduction to American Government. 3rd ed. Harper & Row, 1979.