TY  - BOOK
AU  - Thomas, L. J.
TI  - An introduction to mining : : exploration, feasibility, extraction, rock mechanics
AV  - GY TN275.T48 
PY  - 1978///
CY  - Sydney : 
PB  - Methew of Australia
KW  - Mining engineering
KW  -  Rock mechanics
KW  - Prospecting
N1  - Includes bibliographical references
ER  -