DWIJATMOKO, B. (1990). Communicative grammar practice (for first year english department university students). Kanisius.
Chicago-čujuhus (17. p.)DWIJATMOKO, B.B. Communicative Grammar Practice (for First Year English Department University Students). Yogyakarta: Kanisius, 1990.
MLA-čujuhus (9. p.)DWIJATMOKO, B.B. Communicative Grammar Practice (for First Year English Department University Students). Kanisius, 1990.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.