APA Style
Ponnamperuma, F.N.. (1981).
Properties of tropical rice soils .
Philippines:
IRRI.
Chicago Style
Ponnamperuma, F.N..
Properties of tropical rice soils.
Philippines:
IRRI,
1981.
Texts.
MLA Style
Ponnamperuma, F.N..
Properties of tropical rice soils.
Philippines:
IRRI,
1981.
Texts.
Turabian Style
Ponnamperuma, F.N..
Properties of tropical rice soils.
Philippines:
IRRI,
1981.
Texts.