TY  - BOOK
AU  - Hamblin,W.Kenneth
TI  - The earth's dynamic systems: A textbook in physical geology 
SN  - 0-8087-3172-6
AV  - QE28.2 H34 1982
PY  - 1982///
CY  - Minneapolis, minnesota
PB  - Burgess
KW  - Geología física
ER  -