ELISA HADDINA. Improving Speaking English Ability Students With The Jigsaw Method At Second Semester Of PJKR STOK Bina Guna Medan. Marga: Journal Of Innovation and Creatifity, [S. l.], v. 2, n. 1, p. 1–5, 2025. Disponível em: https://jurnal.stokbinaguna.ac.id/index.php/marga/article/view/2810. Acesso em: 16 aug. 2026.