O'Brien, J. A. (1953). Marriage: A vocation. Ave Maria Press.
Chicago Style (17th ed.) CitationO'Brien, John A. Marriage: A Vocation. Notre Dame, Ind.: Ave Maria Press, 1953.
MLA (8th ed.) CitationO'Brien, John A. Marriage: A Vocation. Ave Maria Press, 1953.
Warning: These citations may not always be 100% accurate.