APA-referens (7:e uppl.)

Handlin, O. (1961). American principles and issues: The national purpose. Holt, Rinehart and Winston.

Chicago-referens (17:e uppl.)

Handlin, Oscar. American Principles and Issues: The National Purpose. New York: Holt, Rinehart and Winston, 1961.

MLA-referens (9:e uppl.)

Handlin, Oscar. American Principles and Issues: The National Purpose. Holt, Rinehart and Winston, 1961.