Mahat, H., M. S. Y. Che Ngah, and S. Idrus. “Kesedaran Pendidikan Pembangunan Lestari Menerusi Program Sekolah Lestari Dalam Kalangan Pelajar Sekolah Di Malaysia: Awareness of Education for Sustainable Development through Sustainable School Programme Among School Students in Malaysia”. GEOGRAFI, vol. 1, no. 2, Oct. 2013, pp. 44-58, https://ejournal.upsi.edu.my/index.php/GEOG/article/view/448.