APA-Zitierstil (7. Ausg.)

Key, V. O. (1952). Politics, parties, and pressure groups (2. print., 3. ed.). Crowell.

Chicago-Zitierstil (17. Ausg.)

Key, Valdimer O. Politics, Parties, and Pressure Groups. 2. print., 3. ed. New York: Crowell, 1952.

MLA-Zitierstil (9. Ausg.)

Key, Valdimer O. Politics, Parties, and Pressure Groups. 2. print., 3. ed. Crowell, 1952.