@ARTICLE{, author = {}, title = {}, volume = {25}, number = {262}, abstract ={دریافت متن کامل }, URL = {http://tadbir.imi.ir/article-1-2003-fa.html}, eprint = {http://tadbir.imi.ir/article-1-2003-fa.}, journal = {TADBIR, A MONTHLY MAGAZINE ON MANAGEMENT}, doi = {}, year = {2014} }