Majlis Konvokesyen Ke-23 Universiti Putra Malaysia (UPM) 2–3 Ogos 1999., MYUPM-UNIPUTRA-11-557, Container: Gedung 1/F17. MAIN ARCHIVES.

Majlis Konvokesyen Ke-23 Universiti Putra Malaysia (UPM) 2–3 Ogos 1999., MYUPM-UNIPUTRA-11-557, Container: Gedung 1/F17. MAIN ARCHIVES. http://putraarchives.upm.edu.my:8081/repositories/2/resources/3796 Accessed April 20, 2026.