TY  - BOOK
AU  - Skinner,Brian J.
AU  - Porter,Stephen C.
AU  - Park,Jeffrey
TI  - Dynamic earth: an introduction to physical geology 
SN  - 0471152285 (acid-free paper)
U1  - 550 22
PY  - 2004///
CY  - Hoboken, NJ
PB  - J. Wiley & Sons
KW  - Physical geology
KW  - Geología física
N1  - Includes bibliographical references (pages R1-R4) and index
ER  -