BEYAZIT, U. And Bütün Ayhan, A. Sexual Education in Preschool Period. 2015. In Education in the 21st Century Theory and Practice , St. Kliment Ohridski University Press, Sofya, 696-707.

BEYAZIT, U., & Bütün Ayhan, A., (2015). Sexual Education in Preschool Period. Education in the 21st Century Theory and Practice (pp.696-707), Sofya: St. Kliment Ohridski University Press.

BEYAZIT, UTKU, And Aynur Bütün Ayhan. "Sexual Education in Preschool Period." In Education in the 21st Century Theory and Practice , 696-707. Sofya: St. Kliment Ohridski University Press, 2015

BEYAZIT, UTKU And Bütün Ayhan, Aynur B. . "Sexual Education in Preschool Period." Education in the 21st Century Theory and Practice , St. Kliment Ohridski University Press, 2015, pp.696-707.

BEYAZIT, U. And Bütün Ayhan, A. (2015) "Sexual Education in Preschool Period", Education in the 21st Century Theory and Practice . Sofya: St. Kliment Ohridski University Press.

@bookchapter{bookchapter, author ={UTKU BEYAZIT And author ={Aynur Bütün Ayhan}, chaptertitle={Sexual Education in Preschool Period}, booktitle={ Education in the 21st Century Theory and Practice}, publisher={St. Kliment Ohridski University Press}, city={Sofya},year={2015} }