O'Brien, J. A. (1954). Why marriages fail: A scientific study based on 7,000 case histories. Ave Maria Press.
Chicago Style (17. basım) AtıfO'Brien, John A. Why Marriages Fail: A Scientific Study Based on 7,000 Case Histories. Notre Dame, Ind.: Ave Maria Press, 1954.
MLA (8th ed.) AtıfO'Brien, John A. Why Marriages Fail: A Scientific Study Based on 7,000 Case Histories. Ave Maria Press, 1954.
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