Situmorang R, Raja VL, Ginting FYA. TEACHING VOCABULARY BY USING SUBSTITUTION AND CUED RESPONSE DRILLS TECHNIQUE TO THE EIGHTH GRADE STUDENTS OF SMP NEGERI 41 MEDAN. KAIROS [Internet]. 2020 Jul. 27 [cited 2026 Sep. 3];3(1):19-26. Available from: https://ejournal.ust.ac.id/KAIROS/article/view/827