APA Style
Kohnke, Helmut, Bertrand,Anson R.. (1959).
Soil conservation .
New York:
McGraw-Hil Book Company.
Chicago Style
Kohnke, Helmut, Bertrand,Anson R..
Soil conservation.
New York:
McGraw-Hil Book Company,
1959.
Texts.
MLA Style
Kohnke, Helmut, Bertrand,Anson R..
Soil conservation.
New York:
McGraw-Hil Book Company,
1959.
Texts.
Turabian Style
Kohnke, Helmut, Bertrand,Anson R..
Soil conservation.
New York:
McGraw-Hil Book Company,
1959.
Texts.