%0 Journal Article %A Bagherzadeh, Majid, Bagherzadeh, Fatemeh %T A survey of service quality of the educational centers in Tabriz using servqual model and ranking educational centers using Analytic hierarchy Process %J Journal of Instruction and Evaluation %V 2 %N 8 %P 31-54 %D 2009 %R %U https://sanad.iau.ir/fa/Article/972512