Nguyen MTT, Renandya W, Pham TTT, Pham HT. LEARNING HOW TO WRITE SOCIALLY APPROPRIATE EMAILS THROUGH TEXTBOOKS: AN EVALUATION OF INTERNATIONAL ENGLISH TEXTBOOKS. TEFLIN [Internet]. 2024 Mar. 29 [cited 2024 May 16];35(1):66-89. Available from: http://www.journal.teflin.org/index.php/journal/article/view/2578