Ismail, Kamarul, Siti Naeilah Ibrahim, and Ruslan Rainis. “Pembangunan Sistem Geodemografi Di Pulau Pinang:Proses Pemilihan Variabel Dengan MenggunakanAnalisis Komponen Utama (PCA): Development of Geodemographic System in Penang:Variable Process Selection by Using ThePrincipal Component Analysis (PCA)”. Perspektif Jurnal Sains Sosial dan Kemanusiaan 5, no. 1 (May 16, 2013): 83–96. Accessed November 22, 2024. https://ojs.upsi.edu.my/index.php/PERS/article/view/1626.