Mohamad Asrol Ar Pidi and , Ishak Saat, KEPIMPINAN TUN ABDUL RAZAK ERA 1969-1970. Penerbit UTHM, 2018. Accessed: Jul. 01, 2024. [Online]. Available: https://publisher.uthm.edu.my/omp/index.php/penerbituthm/catalog/book/201