The Implementation of Color Vowel Chart to Enhance the EFL Students’ Pronunciation At SMPN 1 Majauleng. Tamaddun, [S. l.], v. 18, n. 2, p. 110–132, 2019. DOI: 10.33096/tamaddun.v18i2.71. Disponível em: http://jurnal.fs.umi.ac.id/index.php/tamaddun-life/article/view/71. Acesso em: 1 jul. 2025.