APA-referens (7:e uppl.)

Gannon, R. I. (1964). After more black coffee. Farrar, Straus.

Chicago-referens (17:e uppl.)

Gannon, Robert I. After More Black Coffee. New York: Farrar, Straus, 1964.

MLA-referens (8:e uppl.)

Gannon, Robert I. After More Black Coffee. Farrar, Straus, 1964.