Za, maulizan, S. Wahyuni, dan J. Maulidar. “Improving Students Vocabulary Through Word Search Puzzle: A Classroom Action Research”. Almufi Journal of Measurement, Assessment, and Evaluation Education, vol. 1, no. 2, Desember 2021, hlm. 115-21, https://almufi.com/index.php/AJMAEE/article/view/100.