Reyhan SAĞLAM, Cengiz ALACACI. “A Comparative Analysis of Quadratics Unit in Singaporean, Turkish and IBDP Mathematics Textbooks”. Turkish Journal of Computer and Mathematics Education (TURCOMAT) 3, no. 3 (November 6, 2013): 131–147. Accessed September 12, 2025. https://textitlejournal.com/turcomat.org/index.php/turkbilmat/article/view/43.