000 | 00519nam a2200181 4500 | ||
---|---|---|---|
003 | KMLcat | ||
008 | 151207b xxu||||| |||| 00| 0 eng d | ||
020 | _a9241544716 | ||
041 | _aEng | ||
082 |
_a363.61 _bOPE |
||
245 |
_aOperation and maintenance of urban water supply and sanitation systems _ba guide for managers |
||
260 |
_c1994 _aGeneva _bWHO _g1994 |
||
300 |
_aix,102 p. _bill. _c24 cm. |
||
650 | _aWATER SUPPLY | ||
655 |
_aSanitation _911842 |
||
655 |
_aMaintenance _911253 |
||
942 |
_cSPR _2ddc |
||
999 |
_c3937 _d3937 |