APA استشهاد

Dolbeare, K. M. (1969). Directions in American political thought. John Wiley.

استشهاد بنمط شيكاغو

Dolbeare, Kenneth M. Directions in American Political Thought. New York: John Wiley, 1969.

MLA استشهاد

Dolbeare, Kenneth M. Directions in American Political Thought. John Wiley, 1969.