Ümit KUL, and Zeki AKSU. “TURKISH ADAPTATION OF THE SURVEY OF PEDAGOGICAL CONTENT KNOWLEDGE IN EARLY CHILDHOOD MATHEMATICS EDUCATION”. International Journal of Eurasia Social Sciences 8, no. 30 (December 1, 2017): 1832–1848. Accessed May 17, 2025. https://rrpubs.com/index.php/ijoess/article/view/1018.