DWIJATMOKO, B. (1990). Communicative Grammar Practice For First Year English Department University Students Bb Dwijatmoko. Kanisius.
Lua i Stíl Chicago (17ú heag.)DWIJATMOKO, B.B. Communicative Grammar Practice For First Year English Department University Students Bb Dwijatmoko. Kanisius, 1990.
Lua MLA (8ú heag.)DWIJATMOKO, B.B. Communicative Grammar Practice For First Year English Department University Students Bb Dwijatmoko. Kanisius, 1990.
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