Catholic Association for International Peace (U.S.) Committee on Ethics, Catholic Association for International Peace (U.S.) Joint Policy Committee, McMahon, F. E., & Ryan, J. A. (1940). The obligation of Catholics to promote peace. The Catholic association for international peace.
Παραπομπή σε μορφή Chicago (17η εκδ.)Catholic Association for International Peace (U.S.) Committee on Ethics, Catholic Association for International Peace (U.S.) Joint Policy Committee, Francis E. McMahon, και John A. Ryan. The Obligation of Catholics to Promote Peace. Washington, D.C.: The Catholic association for international peace, 1940.
Παραπομπή σε μορφή MLA (8th εκδ.)Catholic Association for International Peace (U.S.) Committee on Ethics, et al. The Obligation of Catholics to Promote Peace. The Catholic association for international peace, 1940.