[1]
G. E. Situmorang, S. Napitupulu, and B. L. Siahaan, “The Effect Of Student Team-Achievement Division (STAD) Technique On The Students’ Speaking Ability Of Grade Eight Of SMP Negeri 2 Pematangsiantar”, Innovative, vol. 5, no. 2, pp. 3384–3395, Apr. 2025.