TY  - BOOK
AU  - Botkin, Daniel B. 
AU  - Keller, Edward A. 
TI  - Environmental science: 	: earth as a living planet/ 
SN  - 9814126985 (pbk.)
PY  - 2003///
CY  - New York: 
PB  - John Wiley and Sons Inc, 
N1  - Includes index

ER  -