000 00266nam a22001217a 4500
020 _a9788121901024
082 _a621.312
100 _aB.R GUPTA
245 _aGENERATION OF ELECTRICAL ENERGY
260 _aNEW DELHI
_bPHI
_c1989
300 _aXVI, 564
942 _cBK
999 _c8389
_d8389