APA citiranje

Charles A Black. (1993). Soil fertility evaluation and control. Boca Raton: Lewis Publishers.

Trích dẫn kiểu Chicago

Charles A Black. Soil Fertility Evaluation and Control. Boca Raton: Lewis Publishers, 1993.

MLA citiranje

Charles A Black. Soil Fertility Evaluation and Control. Boca Raton: Lewis Publishers, 1993.

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