T. C. Ogbuanya, C. Chukwu, and C. T. Orji, “Apprenticeship System and Labour Supply of Electrical Installation Artisans in Enugu State, Nigeria”, jtet, vol. 12, no. 2, pp. 1–11, Jan. 2020, Accessed: May 02, 2024. [Online]. Available: https://penerbit.uthm.edu.my/ojs/index.php/JTET/article/view/2314