TY  - BOOK
AU  - Skinner,Brian J.
AU  - Porter,Stephen C.
TI  - The blue planet: an introduction to earth system science 
SN  - 0471540218
AV  - QB631.S57 1995 
PY  - 1995///
CY  - New York
PB  - John Wiley
KW  - Earth sciences
N1  - Includes index
UR  - http://www.loc.gov/catdir/enhancements/fy0607/94025686-d.html
UR  - http://www.loc.gov/catdir/enhancements/fy0607/94025686-t.html
ER  -