APA (7th ed.) Citation

Gannon, R. I. (1947). After black coffee. The Declan X. McMullen company.

Chicago Style (17th ed.) Citation

Gannon, Robert I. After Black Coffee. New York: The Declan X. McMullen company, 1947.

MLA (8th ed.) Citation

Gannon, Robert I. After Black Coffee. The Declan X. McMullen company, 1947.