00333nam a2200133Ia 4500008004100000020001500041041001200056082001600068100001600084245005000100260003300150300000800183650000800191221030s9999    xx            000 0 und d  a8175441801  aEnglish  a105.23bGup  aB. R. Gupta 0aElectronics & Instrumentationcby B. R. Gupta  bWheelar PubaNew Delhic1999  a521  aECE