%0 Journal Article %A Safari, Mahmood, Soleimani, Nader, jafari, parivash %T Identifying the Development Factors of Teachers’ Collective Efficacy Culture in Tehran Schools from the Perspective of Experts %J Journal of New Approaches in Educational Administration %V 10 %N 37 %P 335-358 %D 2019 %R %U https://sanad.iau.ir/fa/Article/1179542