TY  - BOOK
TI  - Environmental Aspects of Selected non-ferrous Metals (Cu, Ni, Pb, Zn, Au) ore mining : : A Technical Guide
SN  - 928071295X
U1  - 363.731 
PY  - 1991///
CY  - New York
PB  - United Nations
KW  - Non-Ferrous Metals
ER  -