Finch, V. C. (1957). Physical elements of geography (4th ed.). New York: McGraw-Hill Book Company.
Παραπομπή Chicago StyleFinch, Vernor C. Physical Elements of Geography. 4th ed. New York: McGraw-Hill Book Company, 1957.
Παραπομπή MLAFinch, Vernor C. Physical Elements of Geography. 4th ed. New York: McGraw-Hill Book Company, 1957.
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