TY  - BOOK
TI  - Environmental science: Understanding our changing Earth 
SN  - 9781428311701 (hbk)
U1  - R-628  
PY  - 2011///
CY  - Clifton Park, NY
PB  - Delmar/Cengage Learning
KW  - Environmental sciences
UR  - http://www.loc.gov/catdir/enhancements/fy1303/2009935914-b.html
UR  - http://www.loc.gov/catdir/enhancements/fy1303/2009935914-d.html
UR  - http://www.loc.gov/catdir/enhancements/fy1303/2009935914-t.html
ER  -