00309nam a2200133Ia 4500008004100000041000800041082001500049100001600064245002800080260002800108300000800136365001500144700001600159230718s9999    xx            000 0 und d  aeng  a621.4bNAG  aNagpal G.R.  aPower Plant Engineering  c1994bKhanna Publishers  a658  cRs.b65.00  aNagpal G.R.