Nguyễn, Ngọc Mỹ An in-depth evaluation of 'Let's learn English book 1' used for teaching English as an optional subject in primary schools - Ho Chi Minh City University of Social sciences and Humanities (National University of Ho Chi Minh City) 2008 - 126 p. 30 cm LV 185 Subjects--Topical Terms: Tiếng Anh--Phương pháp giảng dạy Dewey Class. No.: 428.071 / I-35