Catholic Association for International Peace (U.S.) & Haas, F. J. (1930). American agriculture and international affairs. Catholic Association for International Peace.
Chicago-viite (17. p.)Catholic Association for International Peace (U.S.) ja Francis J. Haas. American Agriculture and International Affairs. Washington, D.C.: Catholic Association for International Peace, 1930.
MLA-viite (8. p.)Catholic Association for International Peace (U.S.) ja Francis J. Haas. American Agriculture and International Affairs. Catholic Association for International Peace, 1930.
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