A. Othman and O. Talib, “Tahap Kefahaman Asas Kimia Organik dalam Kalangan Pelajar Kolej Matrikulasi Aliran Teknikal: The Level of Understanding the Basic of Organic Chemistry Among College Student of Technical Matriculation”, JPSMM, vol. 5, no. 2, pp. 86–97, Oct. 2015.