Cita APA

Mengel, K. (2001). Principles of plant nutrition. Switzelend: International Potash Institute.

Chicago Style Citation

Mengel, Konrad. Principles of Plant Nutrition. Switzelend: International Potash Institute, 2001.

Cita MLA

Mengel, Konrad. Principles of Plant Nutrition. Switzelend: International Potash Institute, 2001.

Atenció: Aquestes cites poden no estar 100% correctes.