TY  - BOOK
AU  - Mallory,Bob F.
AU  - Cargo,David N.
TI  - Physical geology 
SN  - 0070397953
U1  - 551 
PY  - 1979///
CY  - New York
PB  - McGraw-Hill
KW  - Physical geology
N1  - The earth and its materials;
The earth and its surface processes;
The earth and its internal processes;
The earth today

ER  -