%0 Journal Article %A yousefi, ali, zahed bablan, adel, Moeeni Kia, Mahdi %T The Relationship between Principals' Instructional Leadership and School Effectiveness with the Mediating Role of School Culture in Ardabil Province's Secondary Schools %J Journal of New Approaches in Educational Administration %V 12 %N 2 %P 76-92 %D 2021 %R 10.30495/jedu.2021.24395.4895 %U https://sanad.iau.ir/fa/Article/1181090