TY  - BOOK
AU  - Carr, Donald D (Ed.) 
AU  - Herz, Norman (Ed.) 
TI  - Concise encylopedia of mineral resources 
SN  - 0-08-034734-7
PY  - 1989///
CY  - Oxford: 
PB  - Pergamon Press, 
KW  - Economics
KW  - Resources
ER  -