Yilmaz, Ismail. “A Study On Prospective Science Teachers Knowledge And Achievement Levels In Mathematical Logic In Electricity-Related Subjects”. Journal of International Education Research (JIER) 8, no. 4 (September 20, 2012): 415–424. Accessed July 17, 2024. https://clutejournals.com/index.php/JIER/article/view/7289.