APA (7th ed.) Citation

O'Toole, G. B. (1941). War and conscription at the bar of Christian morals. The Catholic worker press.

Chicago Style (17th ed.) Citation

O'Toole, George Barry. War and Conscription at the Bar of Christian Morals. New York, N.Y.: The Catholic worker press, 1941.

MLA (8th ed.) Citation

O'Toole, George Barry. War and Conscription at the Bar of Christian Morals. The Catholic worker press, 1941.