APA (7th ed.) Citation

Prewitt, K., & Verba, S. (1977). Principles of American government (2.ed.). Harper & Row.

Chicago Style (17th ed.) Citation

Prewitt, Kenneth, and Sidney Verba. Principles of American Government. 2.ed. New York: Harper & Row, 1977.

MLA (9th ed.) Citation

Prewitt, Kenneth, and Sidney Verba. Principles of American Government. 2.ed. Harper & Row, 1977.