APA Style
Nuryani, S., Soedjono., .
(1991).
Budidaya Ubi Kayu
.
Semarang:
Dahara Prize.
MLA Style
Nuryani, Sri.., Soedjono., .
"Budidaya Ubi Kayu".
Semarang:
Dahara Prize,
1991.
Textbook.