Armstrong, P. (1995). A more perfect legacy: A portrait of Brother Ephrem O'Dwyer, C.S.C., 1888-1978. University of Notre Dame Press.
Chicago Style (17. basım) AtıfArmstrong, Philip. A More Perfect Legacy: A Portrait of Brother Ephrem O'Dwyer, C.S.C., 1888-1978. Notre Dame, Ind.: University of Notre Dame Press, 1995.
MLA (8th ed.) AtıfArmstrong, Philip. A More Perfect Legacy: A Portrait of Brother Ephrem O'Dwyer, C.S.C., 1888-1978. University of Notre Dame Press, 1995.
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