“INCREASING STUDENTS VOCABULARY MASTERY BY USING FLASHCARDS AT SMP NEGERI 2 ESSANG”. SoCul: International Journal of Research in Social Cultural Issues 2, no. 2 (July 6, 2023): 513 521. Accessed December 21, 2025. https://ejurnal.unima.ac.id/index.php/socul/article/view/2970.