Catholic Association of International Peace. Committee on Sources of International Enmity & Catholic Association for International Peace. Europe Committee. (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. The Association.
Trích dẫn kiểu Chicago (xuất bản lần thứ 7)Catholic Association of International Peace. Committee on Sources of International Enmity và Catholic Association for International Peace. Europe Committee. 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.: The Association, 1930.
Trích dẫn kiểu MLA (xuất bản lần thứ 8)Catholic Association of International Peace. Committee on Sources of International Enmity và Catholic Association for International Peace. Europe Committee. 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. The Association, 1930.