TY  - SER
ED  -  National Mining Association (U.S).
TI  -  Mining voice : : the magazine of the National Mining Association
SN  -  1080-612
U1  -  622 
PY  - 1996///-
CY  -  Washington, D.C. : 
PB  -  National Mining Association, 
N1  -  Latest issue consulted: Vol. 2, no.1 (Feb. 1996)
ER  -