TY  - BOOK
AU  - Grotzinger, John 
AU  - Jordan, Thomas H.
AU  - Siever, Raymond 
TI  - Understanding the Earth
SN  - 0521370205
AV  - QE 26.2 .U53 2007
U1  - 550 20
PY  - 2007///
CY  - Cambridge [England], New York, NY, USA
PB  - W. H. Freeman and company
KW  - Earth sciences
N1  - Includes bibliographical references and index
UR  - http://www.loc.gov/catdir/enhancements/fy1007/91022281-d.html
UR  - http://www.loc.gov/catdir/enhancements/fy1007/91022281-t.html
ER  -