Yavuz, Sevilcan, Ulfet Yavuz, and Hacer Özge Baydar Arıcan. “21st Century Skills Model: Secondary School Physical Education and Sports Lesson Curriculum: 21. Yüzyıl Becerileri Modeli: Ortaokul Beden eğitimi Ve Spor Dersi öğretim Programı”. Journal of Human Sciences 22, no. 1 (February 3, 2025): 18–31. Accessed March 30, 2025. https://j-humansciences.com/ojs/index.php/IJHS/article/view/6543.