Nguyen Thi Phuong Dung2025-10-272025-10-272025-07https://thuvienso.hoasen.edu.vn/handle/123456789/16973enUSING THE MOTHER TONGUEVIETNAMESE SECONDARY EFL STUDENTSUSING THE MOTHER TONGUE IN TEACHING ENGLISH WRITING TO VIETNAMESE SECONDARY EFL STUDENTSThesis