00251nam a22000977a 4500003000400000008004100004100001800045245002800063260005400091300000800145OSt230927b        |||||||| |||| 00| 0 eng d  aLinsley, R.K.  aHydrology for Engineers  aG.B.S.P.D. New DelhibMcgrow Hill KogaKhusac1975  a482