Pamungkas NAW, Wibawa SH, Rahayu D. The Effectiveness of Hots-Based Activities Using Harry Potter Novel for Vocabulary Mastery of Idiomatic Expressions . ijmst [Internet]. 2026 Aug. 22 [cited 2026 Oct. 8];4(3):4425-33. Available from: https://journal.ilmudata.co.id/index.php/ijmst/article/view/13232