Abdullah, Melissa Ng Lee Yen, and Chiam Heng Keng. 2007. “Perbezaan Konsep Diri Akademik Dalam Kalangan Pelajar Aliran Kebolehan Tinggi, Sederhana Dan Rendah”. Malaysian Journal of Learning and Instruction 4 (January): 35-53. https://doi.org/10.32890/mjli2007.4.3.