00323nam a2200133Ia 4500003000400000005001700004008004100021082001800062100001400080245002900094250000800123260004800131300001000179TMU20250709121932.0160921s9999    xx            000 0 und d  a621.4bN1311P  aNag, P.K.  aPower Plant Engineering   a3rd  bTata Mcgraw Hill Educationc2011aNew Delhi  a973p.