TY  - BOOK
AU  - Gupta R.G
AU  - R.G Gupta
TI  - Audio And Video Systems Principles Maintenance Troubleshooting
SN  - 9780070699762
SN  - 621.3893,
U1  - 621.3893,GUP 
CY  - Tat McGraw Hill Education Private Limited New Delhi
ER  -