Gaya APA
Meier, R, C., One, .
(1991).
Karnel Lessons Intermediate
(
Ed. 6)
.
Yogyakarta:
Kanisius.
Gaya MLA
Meier, Robert, C., One, .
"Karnel Lessons Intermediate".
Ed. 6
Yogyakarta:
Kanisius,
1991.
Text.