An environmental study of artisanal, small, and medium mining in Bolivia, Chile, and Peru /

por McMahon, Gary
Publicado 1999

Grandes minas y la comunidad : efectos socieconómicos en Latinoamérica, Canadá y España /

por McMahon, Gary
Publicado 2003

Large mines and the community : socioeconomic and environmental effects in Latin America, Canada and Spain /

por McMahon, Gary
Publicado 2001

Applying economic analysis to technical assistance projects /

por McMahon, Gary 1953-
Publicado 1997

Large mines and the community : socioeconomic and envirommental effects in Latin American, Canada and Spain /

Publicado 2001