| 000 | 00601cam a22001577a 4500 | ||
|---|---|---|---|
| 008 | 180718b1999 xxu||||| |||| 00| 0 eng d | ||
| 082 | _aY21x84 M227 | ||
| 245 |
_aAn environmental study of artisanal, small, and medium mining in Bolivia, Chile, and Peru _cby Gary McMahon...[et.al.] |
||
| 260 |
_aWashington, D.C. _bWorld Bank _c1999 |
||
| 300 | _a61p. | ||
| 440 | _aWorld Bank technical paper no.429 | ||
| 650 | _aMineral industries - Peru | ||
| 650 | _aMineral industries - Environmental aspects - Chile | ||
| 650 | _aMineral industries - Environmental aspects - Bolivia | ||
| 700 | _aMcMahon, Gary | ||
| 999 |
_c278052 _d278052 |
||