APA Style
Gething,P.A.. (1986).
Improving Returns from Nitrogen Fertilizer the Potassium-Nitrogen Partnership .
:
International Potash Institute.
Chicago Style
Gething,P.A..
Improving Returns from Nitrogen Fertilizer the Potassium-Nitrogen Partnership.
:
International Potash Institute,
1986.
Text.
MLA Style
Gething,P.A..
Improving Returns from Nitrogen Fertilizer the Potassium-Nitrogen Partnership.
:
International Potash Institute,
1986.
Text.
Turabian Style
Gething,P.A..
Improving Returns from Nitrogen Fertilizer the Potassium-Nitrogen Partnership.
:
International Potash Institute,
1986.
Print.