000 00246nam a2200097Ia 4500
008 150310s9999 xx 000 0 und d
100 _aCHHALOTRA G P
245 _aELECTRICAL ENGINEERING ECONOMICS
250 _a2
260 _c1987
_bKHANNA PUBLISHERS
999 _c17890
_d17890