TY  - BOOK
ED  - IWT Foundation
ED  - IWT Foundation
TI  - Mining
SN  - 9062249035
AV  - TD388.5.I5 .M5 1994
PY  - 1994///
CY  - The Netherlands
PB  - Internations Books
KW  - Environmental Technology
N1  - includes bibliographical references
ER  -