Nguyễn, Ai Hoàng Châu Enhancing EFL learner's communicative competence through the concept of conversational implicature - Ho Chi Minh City University of Social sciences and Humanities (National University of Ho Chi Minh City) 2008 - 81 p. 30 cm LV 202 Subjects--Topical Terms: Tiếng Anh--Phương pháp giảng dạy Dewey Class. No.: 420.07 / E58