00290nam a2200121Ia 4500008004100000041000800041082001400049100001600063245002900079250001100108260004100119300000800160211209s1994    xx            000 0 und d  aeng  a621.4 NAG  aNAGPAL, G R  aPOWER PLANT ENGINEERING   a13 ed.  aNEW DELHIbKHANNA PUBLICATIONSc1994  a658