APA-referens (7:e uppl.)

Carr, R. K. (1961). American democracy in theory and practice (3rd ed.). Rinehart.

Chicago-referens (17:e uppl.)

Carr, Robert Kenneth. American Democracy in Theory and Practice. 3rd ed. New York: Rinehart, 1961.

MLA-referens (9:e uppl.)

Carr, Robert Kenneth. American Democracy in Theory and Practice. 3rd ed. Rinehart, 1961.