000 00258nam a2200097Ia 4500
008 230508s1999 xx 000 0 und d
041 _aeng
100 _aH. PARTAB
245 _aART & SCIENCE OF UTILISATION OF ELECT.ENERGY
260 _bDHANPAT RAI & SONS
_c1999
999 _c721442
_d721442