APA (7th ed.) Citation

O'Brien, J. A. (1937). Why not get a divorce?: The answer of the Catholic Church. Paulist Press.

Chicago Style (17th ed.) Citation

O'Brien, John A. Why Not Get a Divorce?: The Answer of the Catholic Church. New York: Paulist Press, 1937.

MLA (8th ed.) Citation

O'Brien, John A. Why Not Get a Divorce?: The Answer of the Catholic Church. Paulist Press, 1937.

Warning: These citations may not always be 100% accurate.