%0 Journal Article %A Sarchahani, Zahra, Nasiri Valik Boney, Fakhrossadat %T Validation of the model for development of school principals %J Biannual Journal of Education Experiences %V 3 %N 1 %P 1-18 %D 2020 %R %U https://sanad.iau.ir/fa/Article/991287