| 000 | 00754nam a2200241Ia 4500 | ||
|---|---|---|---|
| 001 | 9754 | ||
| 007 | ta | ||
| 008 | 130110s1993 xxcao 000 0 eng d | ||
| 020 | _a0662203496 | ||
| 082 | 0 | 4 |
_a363.7 _bE6142e _c1993 |
| 110 | 2 |
_aEnvironnement Canada _eorg |
|
| 245 | 1 | 0 | _aEnvironmental science & technology / Environnement Canada |
| 264 | 0 |
_aOttawa, Canadá: _bEnvironment Canadá, _c1993 |
|
| 300 |
_a74 páginas; _c28 cm. |
||
| 336 | _atxt | ||
| 337 | _an | ||
| 338 | _anc | ||
| 505 | 0 | _a1. Key Issues.-- 2. Envionments Canada's Institutes and Laboratories.-- 3. Research Establishments.-- 4. Clean Air | |
| 650 | 1 | 4 | _aCANADÁ |
| 650 | 1 | 4 | _aCANADÁ |
| 650 | 1 | 4 | _aPOLÍTICA MEDIOAMBIENTAL |
| 942 | 0 | 0 |
_00 _cBK |
| 999 |
_c215290 _d215290 |
||