Masturoh S, Wiyaka, Pertiwi R. The Use of Crossword Puzzle to Improve Students’ Adjective Vocabulary. psnppg [Internet]. 2023 Nov. 30 [cited 2025 Dec. 6];1(2):457-69. Available from: https://conference.upgris.ac.id/index.php/psnppg/article/view/5139