Zimmermann, Erich W.
World resources and industries: a functional appraisal of the availability of agricultural and industrial resources by Erich W. Zimmermann - New York Harper & Brothers 1933 - 842p.
Economic geography
Agriculture --Economic aspects
Industries
Natural resources
J2 Z65
World resources and industries: a functional appraisal of the availability of agricultural and industrial resources by Erich W. Zimmermann - New York Harper & Brothers 1933 - 842p.
Economic geography
Agriculture --Economic aspects
Industries
Natural resources
J2 Z65
