Putri, Lianty, Fatmawaty Fatmawaty, Erikson Saragih, and Madina Madina. “A Retrospective Study on English Teachers’ Strategies to Increase Students’ Vocabulary Mastery”. English Education Journal 12, no. 3 (September 15, 2022): 399-409. Accessed July 30, 2024. https://journal.unnes.ac.id/sju/eej/article/view/61086.