00273nam a2200121Ia 4500008004100000020001500041041000800056100001700064245002700081250001000108260002500118300000800143211209s2005    xx            000 0 und d  a0074624498  aeng  aSUBRAMANYA K  aENGINEERING HYDROLOGY   a2 ed.  aNEW DELHIbTMHc2005  a392