TY  - BOOK
AU  - Davidson, Jon P.
TI  - Explaining earth:  : an introduction to physical geology
SN  - 0134639367
AV  - GY QE28.2.D375 
PY  - 1997///
PB  - Prentice-Hall, Inc.
KW  - Physical geology
N1  - Includes index
ER  -