The Ubuntu Classroom Philosophy and Language Arts Education Students’ Performance in English Vowel Sounds at the University of Calabar. Global Nexus Journal Of Multidisciplinary Research, [S. l.], v. 1, n. 3, p. 81–92, 2026. Disponível em: https://globalnexusjournal.com.ng/index.php/home/article/view/61. Acesso em: 21 sep. 2026.