Cita APA (7a ed.)

Cronin, A. J. 1. (1944). The Keys of the Kingdom. Little, Brown and company.

Cita Chicago Style (17a ed.)

Cronin, Archibald Joseph 1896. The Keys of the Kingdom. Boston: Little, Brown and company, 1944.

Cita MLA (9a ed.)

Cronin, Archibald Joseph 1896. The Keys of the Kingdom. Little, Brown and company, 1944.