000 00438nam a2200169Ia 4500
008 221030s9999 xx 000 0 und d
020 _a8185749337
041 _aEnglish
082 _a105.23
_bHal
100 _aA. D. Helfrick
245 0 _aModern Electronic Instrumentation & Measurement
_cby A. D. Helfrick, W. D. Cooper
260 _bPHI
_aNew Delhi
_c1999
300 _a446
650 _aECE
700 _aW. D. Cooper
942 _cBK
999 _c8598
_d8598