Baach, C., & Christel Baach; Joseph Merrill. (1994). Speak to me: Comprehensive interactive video learning system,song ngữ Anh Việt. Tp. Hồ Chí Minh: Nxb. Tp. Hồ Chí Minh.
Chicago-stil citatBaach, Christel, och Christel Baach; Joseph Merrill. Speak to Me: Comprehensive Interactive Video Learning System,song Ngữ Anh Việt. Tp. Hồ Chí Minh: Nxb. Tp. Hồ Chí Minh, 1994.
MLA-referensBaach, Christel, och Christel Baach; Joseph Merrill. Speak to Me: Comprehensive Interactive Video Learning System,song Ngữ Anh Việt. Tp. Hồ Chí Minh: Nxb. Tp. Hồ Chí Minh, 1994.
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