APA (7e ed.) Bronvermelding

O'Brien, D. J. (1968). American Catholics and social reform: The New Deal years. Oxford University Press.

Chicago (17e ed.) Bronvermelding

O'Brien, David J. American Catholics and Social Reform: The New Deal Years. New York: Oxford University Press, 1968.

MLA (8e ed.) Bronvermelding

O'Brien, David J. American Catholics and Social Reform: The New Deal Years. Oxford University Press, 1968.