00500nam a2200157Ia 4500008004100000041000800041082000800049100002000057245004800077250001100125260001900136300000800155650003100163999001900194952012900213230901s2016    xx            000 0 und d  aeng  a607  aSuresh K Sharma  aCommunication And Educational  Technology    a2nd ed  bElsevierc2016  a494  aCommunication  & Education  c870774d870774  00104070aNCMbNCMd2019-01-30g520.00l2m1o607pNCM-N-3422q2025-03-29r2025-03-22 00:00:00s2025-03-22w2023-09-02yBK