Hariyati, Agus Mustajib, and Edi Ardian. “THE EFFECTIVENESS OF USING ENGLISH SONGS AS WARMING UP ACTIVITY TO ENHANCE STUDENTS’ MOTIVATION IN ENGLISH CLASSROOM AT THE EIGHTH GRADE OF SMPN I ENOK”. J-Shelves of Indragiri (JSI) 2, no. 1 (November 30, 2020): 27–33. Accessed December 26, 2024. https://ejournal-fkip.unisi.ac.id/shelves/article/view/1480.