RANI LIGAR FITRIANI. The Development of English Speaking Proficiency to Increase Students’ Communication Skill in A Business and Technology College . KOMVERSAL, [S. l.], v. 4, n. 2, p. 90–112, 2022. DOI: 10.38204/komversal.v4i2.1041. Disponível em: https://jurnal.plb.ac.id/index.php/komversal/article/view/1041. Acesso em: 6 aug. 2025.