“INCREASING STUDENTS’ VOCABULARY BY USING PICTURES AT SMP KRISTEN 17 TATENGESAN”.
JoTELL : Journal of Teaching English, Linguistics, and Literature 2, no. 8 (July 11, 2023): 1026–1034. Accessed December 4, 2025.
https://ejurnal.unima.ac.id/index.php/jotell/article/view/7194.