1.
Siti Rahayu Lubis, Khairuddin. Development of a Challenge-Based Match The Cups Game Media to Train Interpersonal Communication Skills of Students at SMP Muhammadiyah 7 Medan. IJEVSS [Internet]. 2026Aug.24 [cited 2026Nov.4];5(03):8468-99. Available from: https://e-journal.citakonsultindo.or.id/index.php/IJEVSS/article/view/6211