TY  - BOOK
T1  - Geology, geochemistry, and mineral resources of the upper Caura River area, Bolivar State, Venezuela
DA  - 1990.
CY  - [Denver, CO :
AU  - Sidder, Gary B.
AU  - Martínez, Félix,
VL  - 90-231
CN  - I 19.76:
PB  - Dept. of the Interior, Geological Survey]
PP  - [Denver, CO :
PY  - 1990.
N1  - Cover title.
ID  - 263543
KW  - Geochemistry
TI  - Geology, geochemistry, and mineral resources of the upper Caura River area, Bolivar State, Venezuela
ER  -