APA (7th ed.) Citation

Cronin, A. J. (1945). The Keys of the Kingdom (1a. ed.). Little, Brown and Company.

Chicago Style (17th ed.) Citation

Cronin, Archibald Joseph. The Keys of the Kingdom. 1a. ed. Boston: Little, Brown and Company, 1945.

MLA (9th ed.) Citation

Cronin, Archibald Joseph. The Keys of the Kingdom. 1a. ed. Little, Brown and Company, 1945.