APA Style
Kohnke, Kohnke. (1966).
SOIL SCIENCE SIMPLIFIED .
:
.
Chicago Style
Kohnke, Kohnke.
SOIL SCIENCE SIMPLIFIED.
:
,
1966.
Text.
MLA Style
Kohnke, Kohnke.
SOIL SCIENCE SIMPLIFIED.
:
,
1966.
Text.
Turabian Style
Kohnke, Kohnke.
SOIL SCIENCE SIMPLIFIED.
:
,
1966.
Print.