000 00254cam a22000977a 4500
008 180718b1994 xxu||||| |||| 00| 0 eng d
245 _aWater and sanitation publiications
260 _aWashington, D.C.
_bWorld Bank
_c1994
300 _a16p.
650 _aWater
999 _c257109
_d257109