Gaya APA
Kohnke, Helmut. (1968).
Soil Physics (text).
Bombay:
Tata McGraw-Hill Publishing Company.
Gaya Chicago
Kohnke, Helmut.
Soil Physics.
text
Bombay:
Tata McGraw-Hill Publishing Company,
1968.
Tesis.
Gaya MLA
Kohnke, Helmut.
Soil Physics.
text
Bombay:
Tata McGraw-Hill Publishing Company,
1968.
Tesis.
Gaya Turabian
Kohnke, Helmut.
Soil Physics.
text
Bombay:
Tata McGraw-Hill Publishing Company,
1968.
Tesis.