TY  - BOOK
ED  - UN. ECAFE
TI  - Copper, Lead and Zinc ore resources of Asia and the Far East
U1  - 338.274 
PY  - 1960///
CY  - Bangkok
PB  - UN
KW  - Asia
KW  - Copper
KW  - Lead
KW  - Production economics
KW  - Zinc
ER  -