Sukamat, Azlan, and Abdul Aziz Zalay @ Zali. “Preliminary Studies and Pilot Testing to Implement Blended Learning Approach in Learning 3D Drawing for Secondary School Students”. KUPAS SENI 6 (September 3, 2018): 80–88. Accessed April 29, 2024. https://ojs.upsi.edu.my/index.php/JSPS/article/view/2283.