@article { author = {Khosravani, Abbas}, title = {Management challenges and its efficiency indicators in public relations}, journal = {Media Management}, volume = {4}, number = {22}, pages = {41-51}, year = {2016}, publisher = {}, issn = {}, eissn = {}, doi = {}, abstract = {}, keywords = {}, title_fa = {چالش‌های مدیریت و شاخص‌های کارآمدی آن در روابط عمومی}, abstract_fa = {}, keywords_fa = {}, url = {https://www.mediamgt.ir/article_165262.html}, eprint = {https://www.mediamgt.ir/article_165262_7854ccfb6cbc817ee76a199851bf8e57.pdf} }