SITUMORANG, Gracela Emylia; NAPITUPULU, Selviana; SIAHAAN, Basar Lolo. The Effect Of Student Team-Achievement Division (STAD) Technique On The Students’ Speaking Ability Of Grade Eight Of SMP Negeri 2 Pematangsiantar. Innovative: Journal Of Social Science Research, [S. l.], v. 5, n. 2, p. 3384–3395, 2025. DOI: 10.31004/innovative.v5i2.18651. Disponível em: https://j-innovative.org/index.php/Innovative/article/view/18651. Acesso em: 29 jun. 2026.