Kelsey, C. (1923). America's relation to the European situation. American Academy of Political and Social Science.
Lua i Stíl Chicago (17ú heag.)Kelsey, Carl. America's Relation to the European Situation. Philadelphia: American Academy of Political and Social Science, 1923.
Lua MLA (9ú heag.)Kelsey, Carl. America's Relation to the European Situation. American Academy of Political and Social Science, 1923.
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