| 000 | 00461cam a22001217a 4500 | ||
|---|---|---|---|
| 008 | 180718b1974 xxu||||| |||| 00| 0 eng d | ||
| 082 | _aO91 W893 | ||
| 245 |
_aHealth aspects of environmental pollution control: planning and implementation of national programmes _cby World Health Organization |
||
| 260 |
_aGeneva _bWorld Health Organization _c1974 |
||
| 300 | _a57p. | ||
| 440 | _aTechnical Report Series No. 554 | ||
| 700 | _aSwitzerland.World Health Organization | ||
| 999 |
_c494146 _d494146 |
||