Wallbank, T. W. (1964). Man's story: World history in its geographic setting. Chicago: Scott, Foresman and Company.
Παραπομπή Chicago StyleWallbank, T. Walter. Man's Story: World History in Its Geographic Setting. Chicago: Scott, Foresman and Company, 1964.
Παραπομπή MLAWallbank, T. Walter. Man's Story: World History in Its Geographic Setting. Chicago: Scott, Foresman and Company, 1964.
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