O'Brien, D. J. (1968). American Catholics and social reform: The New Deal years. Oxford University Press.
Chicago Style (17. basım) AtıfO'Brien, David J. American Catholics and Social Reform: The New Deal Years. New York: Oxford University Press, 1968.
MLA (8th ed.) AtıfO'Brien, David J. American Catholics and Social Reform: The New Deal Years. Oxford University Press, 1968.
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