00373 a2200097 4500082001500000100001900015245012700034260006200161300002600223650002600249 a338.91 FOS aFoster, Vivien aIs Cost Recovery a Feasible Objective for Water and Electricity the Latin American Experience /cVivien Foster, Tito Yepes aLondon :bWorld bank policy research working paper,c2006 a41p. ;bill. ;c30 cm aWater and Electricity