KHOLID, Muhammad Fikri Nugraha; UTAMIE, Zathu Restie; HASTOMO, Tommy. COLLABORATIVE LEARNING: A STRATEGY FOR IMPROVING STUDENTS’ SPEAKING SKILL. Lexeme : Journal of Linguistics and Applied Linguistics, [S. l.], v. 4, n. 1, p. 23–28, 2022. DOI: 10.32493/ljlal.v4i1.19064. Disponível em: https://openjournal.unpam.ac.id/index.php/LJLAL/article/view/19064. Acesso em: 5 jan. 2025.