Gaya APA
Rukmana,Ir, R, .
(1996).
Budidaya Semangka Hibrida
(
2)
.
Jogyakarta:
KANISIUS.
Gaya MLA
Rukmana,Ir, Rahmat, .
"Budidaya Semangka Hibrida".
2
Jogyakarta:
KANISIUS,
1996.
Printed Book.