TY  - BOOK
AU  - UNITED NATIONS
TI  - Development potential of precambrian mineral deposits
U1  - H51, M2 
PY  - 1982///
CY  - New York    
PB  -  Pergamon Press       
KW  -  Precambrian
KW  -  Stratigraphy
KW  - Geology
ER  -