Muslim, Muslim, Abdul Hamid K, and Abdul Hasan Saragih. “Effectiveness of Constructivistic-Based Blended Learning Model Through Computer Numerical Control Courses”. Advances in Social Sciences Research Journal 8, no. 3 (March 11, 2021): 1–9. Accessed November 23, 2024. http://116.203.177.230/index.php/ASSRJ/article/view/9804.