| 000 | 00455nam a22001577a 4500 | ||
|---|---|---|---|
| 008 | 250525b |||||||| |||| 00| 0 eng d | ||
| 020 | _a8185386404 | ||
| 050 |
_aTD215 _b.W67 |
||
| 100 | _aWorld health Organization | ||
| 245 | _aGuidelines for drinking water | ||
| 250 | _a2nd | ||
| 260 |
_aDelhi _bA.I.T.B.S PUBLIS |
||
| 300 |
_axii,238p. _bill. |
||
| 650 |
_aDrinking water- standards-handbooks manuals _vwater quality- handbooks manuals |
||
| 942 | _cBK | ||
| 999 |
_c3669 _d3669 |
||