TY  - BOOK
AU  - Marshak, Stephen.
TI  - Earth: portrait of a planet 
SN  - 0393925021
U1  - FOR 550 M37e 2005 
PY  - 2005///
CY  - New York
PB  - W. W. Norton & Company
KW  - Geology
KW  - Textbooks
N1  - Includes index
ER  -