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Friedrich Ratzel (1844-1904): Naturwissenschaftler, Geograph, Gelehrterby Gerhard H. Muller
Review by: Cornelia LudeckeVolume:
89
Language:
english
Journal:
Isis
DOI:
10.2307/237792
Date:
June, 1998
File:
PDF, 414 KB
english, 1998