TY  - BOOK
AU  - Harben,Peter W.
AU  - Robert L.Bates
TI  - Geology of the Nonmetallics
SN  - 0913333026
PY  - 1984///
CY  - New York, USA
PB  - Robert Hartnoll Ltd.
KW  - Economic Geology
N1  - Includes Index
ER  -