Simanungkalit, Ate Gueen, and Jenita E. Tombeng. “Students Vocabulary Mastery and Their Reading Comprehension at the Selected Private Junior High School in Airmadidi”. SUMIKOLAH: Jurnal Ilmu Pendidikan 1, no. 2 (October 4, 2023): 104–112. Accessed December 26, 2025. https://ejournal.unklab.ac.id/index.php/sumikolah/article/view/1021.