01181nam a2200229Ia 4500 CTU_231664 210402s9999 xx 000 0 und d 428.007 Th107 60140111 Phạm, Đinh Phương Thanh An investigation the value of upgraded english proficiency after professional development training: EFL teachers' perceptions : Master thesis: Education. Program Principles and methods in English language education Phạm Đinh Phương Thanh ; Phạm Thị Hồng Nhung (Giảng viên hướng dẫn) Cần Thơ Trường đại học Cần Thơ 2019 The purpose of this research paper are: to investigate EFL teachers' perceptions of the value of upgraded english language proficiency after professional development training to find out how the upgraded english proficiency is perceived to support their teaching. Tiếng Anh,English language Học và dạy học,Study and teaching Tuyến Trung tâm Học liệu Trường Đại học Cần Thơ