HARDIANTO, A. COOPERATIVE LEARNING METHOD; HOW IT DOES INFLUENCE SPEAKING SKILL AT THE TERTIARY LEVEL?. Edukasi Lingua Sastra, Indonesia, v. 16, n. 2, p. 106–115, 2018. DOI: 10.47637/elsa.v16i2.99. Disponível em: https://jurnal.umko.ac.id/index.php/elsa/article/view/99. Acesso em: 29 apr. 2024.