Gaya APA
Dwijatmoko, B.B. (1990).
Communicative Grammar Practice (Kesatu).
Yogyakarta:
Kanisius.
Gaya Chicago
Dwijatmoko, B.B.
Communicative Grammar Practice.
Kesatu
Yogyakarta:
Kanisius,
1990.
.
Gaya MLA
Dwijatmoko, B.B.
Communicative Grammar Practice.
Kesatu
Yogyakarta:
Kanisius,
1990.
.
Gaya Turabian
Dwijatmoko, B.B.
Communicative Grammar Practice.
Kesatu
Yogyakarta:
Kanisius,
1990.
.