Richards, J. C. (1994). Interchange: English for international communication : Student's book. Đà Nẵng: Nxb. Đà Nẵng.
Chicago Stili AlıntıRichards, Jack C. Interchange: English for International Communication : Student's Book. Đà Nẵng: Nxb. Đà Nẵng, 1994.
MLA AlıntıRichards, Jack C. Interchange: English for International Communication : Student's Book. Đà Nẵng: Nxb. Đà Nẵng, 1994.
Uyarı: Bu alıntı herzaman %100 doğru olmayabilir..