APA Citation

(1982). Nitrogen in agricultural soils. Wisconsin, USA: American Society of Agronomy, Inc.

Trích dẫn kiểu Chicago

Nitrogen in Agricultural Soils. Wisconsin, USA: American Society of Agronomy, Inc, 1982.

MLA Citation

Nitrogen in Agricultural Soils. Wisconsin, USA: American Society of Agronomy, Inc, 1982.

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