APA citiranje

(1980). The role of phosphorus in agriculture. Madison, Wis: American Society of Agronomy.

Trích dẫn kiểu Chicago

The Role of Phosphorus in Agriculture. Madison, Wis: American Society of Agronomy, 1980.

MLA citiranje

The Role of Phosphorus in Agriculture. Madison, Wis: American Society of Agronomy, 1980.

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