Nguyen Thi, P. N., and T. L. Nguyen. “11TH GRADE EFL LEARNERS’ PERCEPTION OF THE AUTHENTICITY OF THE NEW TEXTBOOK ENGLISH 11-TIENG ANH 11”. TRA VINH UNIVERSITY JOURNAL OF SCIENCE; P-ISSN: 2815-6072; E-ISSN: 2815-6099, Vol. 12, no. 48, Sept. 2022, pp. 33-41, doi:10.35382/tvujs.11.48.2022.1107.