APA citiranje

M J Kropff. (1990). Introduction to crop ecology. Wageningen: Department of Theoretical Production Ecology.

Trích dẫn kiểu Chicago

M J Kropff. Introduction to Crop Ecology. Wageningen: Department of Theoretical Production Ecology, 1990.

MLA citiranje

M J Kropff. Introduction to Crop Ecology. Wageningen: Department of Theoretical Production Ecology, 1990.

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