Gaya APA
Gumartifa, A., Syahri, I.
(2020).
English For Agriculture
.
Palembang:
Rafah Press.
Gaya MLA
Gumartifa, Asti., Syahri, Indawan.
"English For Agriculture".
Palembang:
Rafah Press,
2020.
Buku PPS Pend. Biologi.