Syahril, Purwantono, Rizky Ema Wulansari, Rahmat Azis Nabawi, Dian Safitri, and Tee Tze Kiong. “The Effectiveness of Project-Based Learning On 4Cs Skills of Vocational Students in Higher Education”. Journal of Technical Education and Training 14, no. 3 (December 27, 2022): 29–37. Accessed May 21, 2024. https://penerbit.uthm.edu.my/ojs/index.php/JTET/article/view/10322.