Gaya APA
Dwijatmoko, B.B.. (1990).
Communicative Grammar Practice (Cet. 1).
Yogyakarta:
Kanisius..
Gaya Chicago
Dwijatmoko, B.B..
Communicative Grammar Practice.
Cet. 1
Yogyakarta:
Kanisius.,
1990.
Text.
Gaya MLA
Dwijatmoko, B.B..
Communicative Grammar Practice.
Cet. 1
Yogyakarta:
Kanisius.,
1990.
Text.
Gaya Turabian
Dwijatmoko, B.B..
Communicative Grammar Practice.
Cet. 1
Yogyakarta:
Kanisius.,
1990.
Print.