APA (7th ed.) Citation

McMahon, F. E. 1. (1945). A Catholic look at the world. Vanguard.

Chicago Style (17th ed.) Citation

McMahon, Francis Elmer 1906. A Catholic Look at the World. New York: Vanguard, 1945.

MLA (9th ed.) Citation

McMahon, Francis Elmer 1906. A Catholic Look at the World. Vanguard, 1945.