| 000 | 00501nam a22001817a 4500 | ||
|---|---|---|---|
| 008 | 220519b xxu||||| |||| 00| 0 eng d | ||
| 020 | _a9789550505029 | ||
| 040 | _aPGIML | ||
| 041 | _aeng. | ||
| 060 |
_aWA675 _bW 17 _2 |
||
| 110 |
_aMinistry of Health _92585 |
||
| 245 |
_aWater for healthier life _cEnvironmental & Occupational health Unit |
||
| 260 |
_aColombo: _bMinistry of health; _c2010 |
||
| 300 | _a62p. | ||
| 650 | 0 |
_9455 _aPublic Health |
|
| 942 |
_2lcc _cBK |
||
| 999 |
_c5095 _d5095 |
||