Citazione Stile APA (7a Edizione)

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

Citazione stile Chigago Style (17a edizione)

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

Citatione MLA (8a ed.)

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