Cita APA (7a ed.)

KOHNKE, H. (1979). Soil physics. TATA McGraw-Hill Publishing.

Cita Chicago Style (17a ed.)

KOHNKE, Helmut. Soil Physics. New Delhi: TATA McGraw-Hill Publishing, 1979.

Cita MLA (9a ed.)

KOHNKE, Helmut. Soil Physics. TATA McGraw-Hill Publishing, 1979.