İsmail Yavuz ÖZTÜRK, & Kemalettin DENİZ. (2018). EFFECT OF USING VIDEO ON THE ABILITY OF EIGHTH GRADE STUDENTS TO UNDERSTAND GRAPHICAL SYMBOLS. International Journal of Eurasia Social Sciences, 9(33), 1642–1658. Retrieved from https://rrpubs.com/index.php/ijoess/article/view/1109