NGUYEN, M. T. T.; RENANDYA, W.; PHAM, T. T. T.; PHAM, H. T. LEARNING HOW TO WRITE SOCIALLY APPROPRIATE EMAILS THROUGH TEXTBOOKS: AN EVALUATION OF INTERNATIONAL ENGLISH TEXTBOOKS. TEFLIN Journal, [S. l.], v. 35, n. 1, p. 66–89, 2024. DOI: 10.15639/teflinjournal.v35i1/66-89. Disponível em: http://www.journal.teflin.org/index.php/journal/article/view/2578. Acesso em: 16 may. 2024.