00510nam a2200169Ia 4500003000500000008004100005020001800046040001900064082000700083100001500090245007200105246007100177250000600248260006400254300001000318546001200328STCL230729s9999    xx            000 0 und d  a9780070699762  aSTCLcSTCLbEN  222  aGupta, R G 0aAudio and video systems: princples, maintanance and troubleshooting  aAudio and video systems: princples maintanance and troubleshooting  a2  bTata McGraw Hill Education Private LimitedaNew Delhic2011  a360 p  aEnglish