Penggayaan APA
DDENT, David. (1986).
Acid aulphate soils: .
Netherlands:
ILRI.
Chicago Style
DDENT, David.
Acid aulphate soils:.
Netherlands:
ILRI,
1986.
Buku.
MLA Style
DDENT, David.
Acid aulphate soils:.
Netherlands:
ILRI,
1986.
Buku.
Turabian Style
DDENT, David.
Acid aulphate soils:.
Netherlands:
ILRI,
1986.
Buku.