APA-referens (7:e uppl.)

Catholic Association for International Peace (U.S.), Roemer, W. F., & Ellis, J. T. (1934). The Catholic Church and peace efforts. The Catholic Association for International Peace.

Chicago-referens (17:e uppl.)

Catholic Association for International Peace (U.S.), William Francis Roemer, och John Tracy Ellis. The Catholic Church and Peace Efforts. Washington, D.C.: The Catholic Association for International Peace, 1934.

MLA-referens (8:e uppl.)

Catholic Association for International Peace (U.S.), et al. The Catholic Church and Peace Efforts. The Catholic Association for International Peace, 1934.