Dean, S., & Zwier, J. (2010). English for office and business conversation: Tiếng Anh văn phòng & giao tiếp thương mại :The most pratical & essential illustraed book with Audio CD for business English learners. Tp. Hồ Chí Minh: Trẻ.
Chicago-tyylinen lähdeviittausDean, Susan, ja J. Zwier. English for Office and Business Conversation: Tiếng Anh Văn Phòng & Giao Tiếp Thương Mại :The Most Pratical & Essential Illustraed Book With Audio CD for Business English Learners. Tp. Hồ Chí Minh: Trẻ, 2010.
MLA-viiteDean, Susan, ja J. Zwier. English for Office and Business Conversation: Tiếng Anh Văn Phòng & Giao Tiếp Thương Mại :The Most Pratical & Essential Illustraed Book With Audio CD for Business English Learners. Tp. Hồ Chí Minh: Trẻ, 2010.