APA Style
Kohnke, Helmut. (1995).
Soil Science Simplified .
:
Long Grove.
Chicago Style
Kohnke, Helmut.
Soil Science Simplified.
:
Long Grove,
1995.
Text.
MLA Style
Kohnke, Helmut.
Soil Science Simplified.
:
Long Grove,
1995.
Text.
Turabian Style
Kohnke, Helmut.
Soil Science Simplified.
:
Long Grove,
1995.
Print.