Baach, C. (1992). Speak to me: Comprehensive intractive video learning system. Thành phố Hồ Chí Minh: Trẻ.
Chicago Stili AlıntıBaach, Christel. Speak to Me: Comprehensive Intractive Video Learning System. Thành phố Hồ Chí Minh: Trẻ, 1992.
MLA AlıntıBaach, Christel. Speak to Me: Comprehensive Intractive Video Learning System. Thành phố Hồ Chí Minh: Trẻ, 1992.
Uyarı: Bu alıntı herzaman %100 doğru olmayabilir..