| 000 | 00361nam a2200109Ia 4500 | ||
|---|---|---|---|
| 008 | 210804s1970||||xx |||||||||||||| ||und|| | ||
| 041 | _aeng | ||
| 245 | 0 |
_aNational environmental health programmes: their planning, organization, and administration _breport of a who committee |
|
| 260 |
_aGeneva _bWorl health organisation (who) _c1970 |
||
| 300 | _a56 | ||
| 942 | _cBK | ||
| 999 |
_c12735 _d12735 |
||