Okoye, K. R. E., and M. A. Auta. “Development and Validation of Instrument for Assessing Students Practical Skills in Building Super-Structure Operations in Nigerian Secondary Schools”. International Journal of Social Sciences & Educational Studies 7, no. 2 (June 1, 2020): 1–12. Accessed April 22, 2025. https://ijsses.tiu.edu.iq/index.php/ijsses/article/view/332.