Hock, Lim Kuang. “Perceived Norms and Smoking Status Among Secondary School Students in Kota Tinggi, Johor, Malaysia”. International Journal of Public Health Research 2, no. 1 (March 1, 2012): 85–92. Accessed March 2, 2024. https://spaj.ukm.my/ijphr/index.php/ijphr/article/view/128.