Yıldız, Nuh Osman, Güçlü Özen, and Tayfun Gürkan Bostancı. “The Effects of One-Day Outdoor Education on Self- Efficacy”. Journal of Human Sciences 13, no. 3 (December 30, 2016): 6098–6103. Accessed May 3, 2024. https://www.j-humansciences.com/ojs/index.php/IJHS/article/view/4296.