LANSAHARA HARAHAP; SYAMSIAH. Cooperative Learning Strategy. Jurnal Profesionalisme Guru, [S. l.], v. 3, n. 3, p. 177–188, 2026. Disponível em: https://journal.maalahliyah.sch.id/index.php/jpg/article/view/546. Acesso em: 13 jun. 2026.