United Nations Educational Scientific and Cultural Organizations. (1965). Sourcebook for geography teaching. Longmans, Green & Co.
Chicago Style (17. basım) AtıfUnited Nations Educational Scientific and Cultural Organizations. Sourcebook for Geography Teaching. Paris: Longmans, Green & Co, 1965.
MLA (9th ed.) AtıfUnited Nations Educational Scientific and Cultural Organizations. Sourcebook for Geography Teaching. Longmans, Green & Co, 1965.
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