Oestar J. Why English Isn’t that Hard: Impact of Adopt-A-Friend Program on Students with Failing Grades . Int. J. Theory Appl. Elem. Second. Sch. Educ. [Internet]. 2023Oct.31 [cited 2024Sep.8];5(2):242-54. Available from: https://jurnal-fkip.ut.ac.id/index.php/ijtaese/article/view/1489