Nương, Cao Thiên Ái Mother-tongue interference in Vietnamese learners' perception and production of English initial consonants - Ho Chi Minh City University of Social sciences and Humanities (National University of Ho Chi Minh City) 2011 - 103 p. 30 cm LV 313 Subjects--Topical Terms: Tiếng Anh Dewey Class. No.: 420.07 / M918