APA citiranje

(1968). The role of potassium in agriculture. Madison, Wis: American Society of Agronomy.

Trích dẫn kiểu Chicago

The Role of Potassium in Agriculture. Madison, Wis: American Society of Agronomy, 1968.

MLA citiranje

The Role of Potassium in Agriculture. Madison, Wis: American Society of Agronomy, 1968.

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