wahyuni S. IMPROVING STUDENTS MOTIVATION IN LEARNING VOCABULARY THROUGH SELF MADE SONG AT SMP N 1 MUARA BUNGO: STUDENTS MOTIVATION IN LEARNING VOCABULARY. j.of Language Education and Development [Internet]. 2019 Jul. 31 [cited 2024 Jul. 3];1(2):142-8. Available from: https://ejournal.ummuba.ac.id/index.php/pbi/article/view/142