TY  - BOOK
TI  - A dictionary of mining, mineral, and related terms
T2  - U. S. Bureau of Mines, special publication
U1  - 622.03 
PY  - 1968///
CY  - Estados Unidos
PB  - U. S. Department of the Interior
KW  - Minas y riquezas minerales
KW  - diccionarios
ER  -