Haji Hamdan, Muhammad Khairul Kamilin, Sallimah M. Salleh, Masitah Shahrill, and Daniel Asamoah. “Improving Conceptual Knowledge and Soft Skills Among Vocational Students through Inquiry-Based Learning in a Flipped Classroom”. International Journal of Social Learning (IJSL) 2, no. 2 (April 6, 2022): 235–249. Accessed April 26, 2024. https://ijsl.pubmedia.id/index.php/ijsl/article/view/140.