Othman Mohamed, Rosihan Ab Aziz, Fadhilah Mohd Nor, and Faizul Azli Mohd Rahim. AMALAN KADAR BINA HARGA KERJA BANGUNAN. Penerbit UTHM, 2015. Accessed July 1, 2024. https://publisher.uthm.edu.my/omp/index.php/penerbituthm/catalog/book/147.