S.Gangadhara Rama Rao/ 1 مقاله
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1.
نویسنده : D. Srinivasa Prasad ؛ S.Gangadhara Rama Rao ؛
مجله:International Journal of Management and Business Research»Autumn 2012, Volume 2 - Number 4 (12 صفحه - از 329 تا 340 )
کلیدواژه ها:maintenancequalitycomplaintsTelecommunicationConnectivityPenetrationTelecomTelecom