000 00270nam a2200121Ia 4500
008 211126s9999 xx 000 0 und d
082 _a621.31913
100 _aM.S.NAIDU
245 0 _aHIGH VOLTAGE ENGINEERING
260 _bT.M.H
365 _b195.00
942 _cBTECH
999 _c138580
_d138580