APA-referens (7:e uppl.)

Catholic Association for International Peace (U.S.), Ellis, J. T., & Roemer, W. F. (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.), John Tracy Ellis, och William Francis Roemer. 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.