TY  - BOOK
AU  - Botkin, Daniel and Keller, Edward
TI  - Environmental science: earth as a living planet
SN  - 0471545481
U1  - 333.7 
PY  - 1995///
CY  - New York
PB  - John Wiley & Sons
KW  - Environment
KW  - Environmental science
ER  -