Deismireacht APA

Konrad Mengel. (1982). Principles of plant nutrition. Switzelend: International Potash Institute.

Trích dẫn kiểu Chicago

Konrad Mengel. Principles of Plant Nutrition. Switzelend: International Potash Institute, 1982.

Deismireacht MLA

Konrad Mengel. Principles of Plant Nutrition. Switzelend: International Potash Institute, 1982.

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