TY  - BOOK
AU  - Botkin, Daniel B.
AU  - Keller, Edward A.
TI  - Environmental science : earth as a living planet
SN  - 0471157821
AV  - GE105 .B68
PY  - 1998///
CY  - New York
PB  - John Wiley & Sons
KW  - Environmental sciences
KW  - Environmental sciences-case studies
KW  - Human ecology
ER  -