Gulo, Jenidar Permata Sari, Yaredi Waruwu, Kristof Martin E. Telaumbanua, and Hidayati Daeli. “INCREASING THE STUDENTS’ VOCABULARY MASTERY THROUGH WORD CHAIN GAME (WCG) AT THE EIGHTH GRADE OF UPTD SMP NEGERI 4 GUNUNGSITOLI IN 2022 2023”. Jurnal Review Pendidikan dan Pengajaran 6, no. 2 (August 30, 2023): 629–634. Accessed December 5, 2025. https://journal.universitaspahlawan.ac.id/index.php/jrpp/article/view/18455.