APA-referens

Zink, H., & Penniman, H. R. H. (1967). American Government and Politics: National; State and Local. Affiliated East-West Press.

Chicago-stil citat

Zink, Harold, och Howard R Hathorn Penniman. American Government and Politics: National; State and Local. New Delhi: Affiliated East-West Press, 1967.

MLA-referens

Zink, Harold, och Howard R Hathorn Penniman. American Government and Politics: National; State and Local. Affiliated East-West Press, 1967.