O'Brien, J. A. (1961). The truth about mixed marriages: What to do about them. Our Sunday Visitor.
Lua i Stíl Chicago (17ú heag.)O'Brien, John A. The Truth About Mixed Marriages: What to Do About Them. Huntington, Ind.: Our Sunday Visitor, 1961.
Lua MLA (8ú heag.)O'Brien, John A. The Truth About Mixed Marriages: What to Do About Them. Our Sunday Visitor, 1961.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.