TY  - BOOK
AU  - Corstorphine,G.S.
TI  - The geology of South Africa
SN  - 80-85314-30-4
PY  - 1909///
CY  - London
PB  - Macmillan and Co. Ltd
KW  - Geology
KW  - Slovakia
KW  - Orava River Valley
ER  -