TY  - GEN
AU  - McMahon , Gary
AU  - Evia , Jose Luis 
AU  - Pasco-Font , Alberto
AU  - Sanchez , Jose Miguel
TI  - An environmental study of artisanal,amall,and medium mining in Bolivia,Chile and Peru
SN  - 0821344285
U1  - 338.814098 
PY  - 1999///
CY  - Washington
PB  - The World Bank
KW  - MINERA INDUSTRIES-ENVIRONMENTAL ASPECTS-CHILE
KW  - ECONOMICS
KW  - WORLD BANK
KW  - MINERAL INDUSTRIES-ENVIRONMENTAL ASPECTS-BOLIVA
KW  - WORLD BANK-REPORTS
ER  -