Chandra, R., & Hanesman. (2019). PERSEPSI TENTANG INDEKS KEPUASAN SISWA TERHADAP PENGUNAAN TRAINER MCS 51. Ranah Research : Journal of Multidisciplinary Research and Development, 2(1), 131 - 138. Retrieved from https://jurnal.ranahresearch.com/index.php/R2J/article/view/203