"Awang Bulgiba Awang Mahmud". Jabatan Perubatan Sosial dan Pencegahan Universiti Malaya. 23 January 2018. Archived from the original on 18 February 2018. Retrieved 23 May 2020.
"Awang Bulgiba Awang Mahmud". Jabatan Perubatan Sosial dan Pencegahan Universiti Malaya. 23 January 2018. Archived from the original on 18 February 2018. Retrieved 23 May 2020.