Gaya APA
Triharso, .
(2010).
Dasar-dasar perlindungan tanaman
.
Gorontalo:
Gadjah Mada University Press.
Gaya MLA
Triharso, .
"Dasar-dasar perlindungan tanaman".
Gorontalo:
Gadjah Mada University Press,
2010.
Text.