APA-Zitierstil (7. Ausg.)

Barry, N. P. (1989). An introduction to modern political theory (2. ed.). St. Martin's Press.

Chicago-Zitierstil (17. Ausg.)

Barry, Norman P. An Introduction to Modern Political Theory. 2. ed. New York: St. Martin's Press, 1989.

MLA-Zitierstil (9. Ausg.)

Barry, Norman P. An Introduction to Modern Political Theory. 2. ed. St. Martin's Press, 1989.