MTALLO, Godson Robert. Variation in English Vocabulary Depth among Tanzanian Secondary School Learners: The Role of Sociolinguistic Background . Journal of Linguistics, Literary and Communication Studies, [S. l.], v. 5, n. 1, p. 36–49, 2026. DOI: 10.58721/jllcs.v5i1.1654. Disponível em: https://utafitionline.com/index.php/jltcs/article/view/1654. Acesso em: 10 jun. 2026.