(U.S.), C. A. f. I. P. (1930). Causes of War, and Security, Old and New; preliminary studies presented to the Catholic Association for International Peace by the Committee on Sources of International Enmity and the Europe Committee. Washington, D.C..
Cita Chicago Style (17a ed.)(U.S.), Catholic Association for International Peace. Causes of War, and Security, Old and New; Preliminary Studies Presented to the Catholic Association for International Peace by the Committee on Sources of International Enmity and the Europe Committee. Washington, D.C., 1930.
Cita MLA (8a ed.)(U.S.), Catholic Association for International Peace. Causes of War, and Security, Old and New; Preliminary Studies Presented to the Catholic Association for International Peace by the Committee on Sources of International Enmity and the Europe Committee. Washington, D.C., 1930.