APA-referens (7:e uppl.)

Blaich, T. P., & Baumgartner, J. C. (1950). The challenge of democracy (3d. ed.). Harper.

Chicago-referens (17:e uppl.)

Blaich, Theodore Paul, och Joseph Cornelius Baumgartner. The Challenge of Democracy. 3d. ed. New York: Harper, 1950.

MLA-referens (8:e uppl.)

Blaich, Theodore Paul, och Joseph Cornelius Baumgartner. The Challenge of Democracy. 3d. ed. Harper, 1950.