| 000 | 00581cam a22001817a 4500 | ||
|---|---|---|---|
| 008 | 180718b1992 xxu||||| |||| 00| 0 eng d | ||
| 020 | _a063118404X | ||
| 082 | _aX91 Un8 | ||
| 100 | _aUnited Nations Environment Programme and World Health Organization | ||
| 245 | _aUrban air pollution in megacities of the world: Earthwatch global environment monitoring system | ||
| 260 |
_aOxford _bBlackwell _c1992 |
||
| 300 | _a232p. | ||
| 650 | _aEnvironment | ||
| 650 | _aMetropolitan Areas | ||
| 650 | _aUrbanisation | ||
| 650 | _aAir Pollution | ||
| 700 | _aWorld Health Organization | ||
| 999 |
_c337915 _d337915 |
||