@article{
  author = {Orangi, عبدالمجید, Gheltash, عباس, Shahamat, نادر, Yosleyani, GH.A},
  title = {An Investigation into the Impact of In-service Training on the Professional Performance of Teachers of Shiraz},
  journal = {Journal of New Approaches in Educational Administration},
  year = {2011},
  volume = {2},
  number = {5},
  pages = {95-114},
  doi = {}
}