Laporan Rancangan Malaysia Kelima (1986-1990) : Fakulti Sains dan Pengajian Alam Sekitar, MYUPM-UNIPERMA-13-407, Container: Gedung 1/56. MAIN ARCHIVES.

Laporan Rancangan Malaysia Kelima (1986-1990) : Fakulti Sains dan Pengajian Alam Sekitar, MYUPM-UNIPERMA-13-407, Container: Gedung 1/56. MAIN ARCHIVES. http://putraarchives.upm.edu.my:8081/repositories/2/resources/1094 Accessed March 15, 2025.