Syed Dawilah El-Edrus, Hussain Othman, Ahmad Esa. Tun Abdullah Hj. Ahmad Badawi : Bapa Pembangunan Modal Insan Negara [Internet]. Penerbit UTHM; 2010 [cited 2026 Aug. 27]. Available from: https://monograph.uthm.edu.my/index.php/penerbituthm/catalog/book/282