Gaya APA
sutarya, R., grubben, G. (2021).
Pedoman bertanam sayuran dataran rendah (cat1).
Yogyakarta:
Gadjah Mada University.
Gaya MLA
sutarya, Rakhmat., grubben, Gerard.
"Pedoman bertanam sayuran dataran rendah".
cat1
Yogyakarta:
Gadjah Mada University,
2021.
Text.