O'Hara, E. V. Catholic evidence work in the United States. Our Sunday Visitor Press.
Chicago-viite (17. p.)O'Hara, Edwin V. Catholic Evidence Work in the United States. Huntington, Ind.: Our Sunday Visitor Press.
MLA-viite (8. p.)O'Hara, Edwin V. Catholic Evidence Work in the United States. Our Sunday Visitor Press.
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