| 000 | 00526nam a2200181 4500 | ||
|---|---|---|---|
| 008 | 230524b xxu||||| |||| 00| 0 eng d | ||
| 020 | _a9241544716 | ||
| 040 | _aPGIML | ||
| 041 | _aeng. | ||
| 060 |
_aWA670 _bW35 _2 |
||
| 245 |
_aOperation and maintenance of urban water supply and sanitation systems: _bA guide for managers |
||
| 260 | _c1994. | ||
| 300 | _a102p. | ||
| 650 | 0 |
_9455 _aPublic Health _vEnvironmental pollution |
|
| 710 |
_aWorld Health Organization _91288 |
||
| 942 |
_2lcc _cBK |
||
| 999 |
_c5518 _d5518 |
||