Putri, Farrah Aufa Khasani, Maryam Sorohiti, and Teguh Ariebowo. “Teaching English Using Flashcards to Improve Elementary School Students’ Vocabulary”. Journal of Foreign Language Teaching and Learning 8, no. 2 (January 31, 2024): 198–215. Accessed September 1, 2025. https://journal.umy.ac.id/index.php/FTL/article/view/21350.