Haji Hamdan, M. K. K., Salleh, S. M., Shahrill, M. and Asamoah, D. (2022) “Improving Conceptual Knowledge and Soft Skills among Vocational Students through Inquiry-Based Learning in a Flipped Classroom”, International Journal of Social Learning (IJSL), 2(2), pp. 235–249. doi: 10.47134/ijsl.v2i2.140.