000 00305nam a2200121Ia 4500
008 210219s9999||||xx |||||||||||||| ||und||
082 _a621.4
_bN152P
100 _aNagpal, G.R.
_910430
245 0 _aPower plant engineering.
_c G.R.Nagpal
260 _aDelhi.
_bKhanna.
_c1996
300 _a686p
999 _c31078
_d31078