(1941). Documents on American foreign relations: July 1940 - June 1941. World Peace Foundation.
Chicago-viite (17. p.)Documents on American Foreign Relations: July 1940 - June 1941. Boston: World Peace Foundation, 1941.
MLA-viite (9. p.)Documents on American Foreign Relations: July 1940 - June 1941. World Peace Foundation, 1941.
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