APA Citation

Klages, K. H. W. (1942). Ecologıcal crop geography. New York: The macmillan company.

Chicago Style Citation

Klages, Karl H. W. Ecologıcal Crop Geography. New York: The macmillan company, 1942.

MLA Citation

Klages, Karl H. W. Ecologıcal Crop Geography. New York: The macmillan company, 1942.

Warning: These citations may not always be 100% accurate.