APA Edition Citation

Klages, K. H. W. (1961). Ecological crop geography. The Macmillan Company.

Chicago Edition Citation

Klages, Karl H. W. Ecological Crop Geography. New York: The Macmillan Company, 1961.

MLA Edition Citation

Klages, Karl H. W. Ecological Crop Geography. The Macmillan Company, 1961.

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