APA

McMahon F. E., . (1945). A Catholic looks at the world. New York: Vanguard press.

Chicago

McMahon Francis Elmer, . 1945. A Catholic looks at the world. New York: Vanguard press.

Harvard

McMahon F. E., . (1945). A Catholic looks at the world. New York: Vanguard press.

MLA

McMahon Francis Elmer, . A Catholic looks at the world. New York: Vanguard press. 1945.