Gaya APA
Guenther, E.
(1990).
Minyak atsiri jilid IV A
(
Jil IV A)
.
UI Press:
UIP.
Gaya MLA
Guenther, Ernest.
"Minyak atsiri jilid IV A".
Jil IV A
UI Press:
UIP,
1990.
Text.