THE EFFECTIVENESS OF YOUTUBE MUSIC VIDEO TO IMPROVE STUDENTS VOCABULARY MASTERY: (A QUASI-EXPERIMENTAL RESEARCH STUDY IN THE SECOND GRADE AT STUDENT OF JUNIOR HIGH SCHOOL BPPI BALEENDAH). elang [Internet]. 2025 Apr. 1 [cited 2026 Aug. 20];10(1):1-18. Available from: https://ejournal.unibba.ac.id/index.php/elang/article/view/1767