000 00468nam a22001457a 4500
008 230613b |||||||| |||| 00| 0 eng d
040 _aNational Science Library
_cNational Science Library
080 _aR 628.1+628.2/06.00.1
_bM0
245 _aAppropriate technology for water supply and sanitation
_c/ The World Bank
260 _aWashington D C:
_bThe World Bank,
_c1980
300 _a123p.
650 _aLanguage
653 _aWater
942 _2udc
_cPR
999 _c42824
_d42824