Abd. Razak, Rozelia Aznie, et al. “Impak Institusi Pengajian Tinggi (IPT) Ke Atas Ekonomi Setempat Di Mukim Hulu Bernam Timur, Perak: The Impact of Institute of Higher Education (IHE) on the Local Economy in Mukim of East Hulu Bernam, Perak”. GEOGRAFI, vol. 2, no. 1, Dec. 2018, pp. 67-85, https://ejournal.upsi.edu.my/index.php/GEOG/article/view/469.