00277nam a22001097a 4500003000400000008004100004082001400045100002000059245004100079260003900120300000800159OSt240717b        |||||||| |||| 00| 0 eng d  a627bM92L  aMurty, V. V. N.  aLand and water mangement engineering  aNew DelhibKalyani Publisherc1985  a590