000 00450cam a22001457a 4500
008 180718b1987 xxu||||| |||| 00| 0 eng d
082 _aV43 In8ru
100 _aChurchill, Anthony A.
245 _aRural water supply and sanitation: time for a change
_cby Anthony A. Churchill...[et.al.]
260 _aWashington, D.C.
_bIBRD
_c1987
300 _a111p.
440 _aWorld Bank Discussion Papers, 18
650 _aSanitation
650 _aWater Supply
999 _c224942
_d224942