TY  - BOOK
AU  - Duff P McL D Ed.
TI  - Holmes' principles of physical geology
U1  - H4, H5;N2-;2   TH 
PY  - 1993///
CY  - London
PB  - Chapman & Hall       
KW  - Phyical geology
N1  - Index 779-791p
ER  -