Cita APA

Kohnke, H. (1968). Soil physics. Tata Mc graw hill.

Chicago Edition Citation

Kohnke, Helmut. Soil Physics. New Delhi: Tata Mc graw hill, 1968.

Cita MLA

Kohnke, Helmut. Soil Physics. Tata Mc graw hill, 1968.

Atenció: Aquestes cites poden no estar 100% correctes.