Wefi, Ahmad, Dzulfikri Dzulfikri, and Sonny Elfiyanto. “The Effect of Crossword Puzzles on Learners’ Vocabulary Development in EFL Context”. EDUTEC : Journal of Education And Technology 7, no. 1 (September 25, 2023): 46-58. Accessed July 1, 2024. http://ejournal.ijshs.org/index.php/edu/article/view/715.