Susan Dean and Lawrence J. Zwier. (2010). English for office & business conversation: A picture process voabulary = Tiếng Anh văn phòng & giao tiếp thương mại. Trẻ.
শিকাগো স্টাইলে সাইটেশনSusan Dean and Lawrence J. Zwier. English for Office & Business Conversation: A Picture Process Voabulary = Tiếng Anh Văn Phòng & Giao Tiếp Thương Mại. Trẻ, 2010.
এমএলএ সাইটেশনSusan Dean and Lawrence J. Zwier. English for Office & Business Conversation: A Picture Process Voabulary = Tiếng Anh Văn Phòng & Giao Tiếp Thương Mại. Trẻ, 2010.
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