Gaya APA
Niwan, R.
(1992).
Pascapanen Sayur
(
Cet-1)
.
Jakarta:
Gadjah Mada University Pess.
Gaya MLA
Niwan, Rina.
"Pascapanen Sayur".
Cet-1
Jakarta:
Gadjah Mada University Pess,
1992.
Text.