00520nam a2200181 a 450000100090000000800410000902000150005004000230006508200160008824500610010425000120016526000470017730000290022452000270025355600150028065000280029599900150032300001535110328s1993    waua   g      000 0 eng d  a0821326368  aBD-DhIUBcBD-DhIUB04a333.91021900aWater Resources Management :ba world bank policy paper   aIst.ed.  aWashington, D.C. :bThe World Bank,c1993.  a140 p. :bill. ;c23 cm.0 aEnvironment Management  a1995-04-1617aWater resources2Spines  c8496d8496