Cita APA

Kohnke, H. (1968). Soil physics. Mc Graw-Hill Book Co.

Chicago Edition Citation

Kohnke, Helmvt. Soil Physics. Newyork: Mc Graw-Hill Book Co, 1968.

Cita MLA

Kohnke, Helmvt. Soil Physics. Mc Graw-Hill Book Co, 1968.