Media type: E-Article Title: Die Erde und Ihr Wirtschaftsleben Contributor: O., H.; Passarge, S.; Spethmann, Hans imprint: JSTOR, 1930 Published in: The Geographical Journal Language: Not determined DOI: 10.2307/1784223 ISSN: 0016-7398 Keywords: Earth-Surface Processes ; Geography, Planning and Development Origination: Footnote: