Hairuddin Mohammad, Padzil@Fadzil Hassan, and Siti Khadijah Yaman, Construction Handbook Series Project Management, Construction Management and Site Management. Penerbit UTHM, 2018. Accessed: Apr. 09, 2026. [Online]. Available: https://penerbit.uthm.edu.my/omp/index.php/penerbituthm/catalog/book/214