Ananda, Mella Rizka, and Suparno Suparno. “PENGARUH MEDIA PEMBELAJARAN VIDEO TUTORIALTERHADAP HASIL BELAJAR TEKNIK PEMESINAN BUBUT KELAS XI DI SMK NEGERI 1 BUKITTINGGI”. Ranah Research : Journal of Multidisciplinary Research and Development 1, no. 4 (July 23, 2019): 744-749. Accessed September 21, 2019. https://ranahresearch.com/index.php/R2J/article/view/123.