APA-Zitierstil (7. Ausg.)

Crotty, W. (1991). Political science: Looking to the future (1. print.). Northwestern Univ. Press.

Chicago-Zitierstil (17. Ausg.)

Crotty, William. Political Science: Looking to the Future. 1. print. Evanstone, Ill: Northwestern Univ. Press, 1991.

MLA-Zitierstil (9. Ausg.)

Crotty, William. Political Science: Looking to the Future. 1. print. Northwestern Univ. Press, 1991.