TY  - BOOK
AU  - Merchant,Carolyn
TI  - The Columbia guide to American environmental history
SN  - 0231112327
U1  - 304.221 
PY  - 2002///
CY  - New York
PB  - Columbia University Press
KW  - Nature - Effects of Human Being
KW  - Ecology,Human - United States
KW  - Environmental history - United States
ER  -