TY  - BOOK
AU  - Botkin, Daniel B.
AU  - Keller, Edward A.
TI  - Environmental science : earth as a living planet
SN  - 9780470049907
PY  - 2007///
PB  - Hoboken, NJ : Wiley
KW  - Environmental sciences
KW  - Environmental sciences - Case studies
KW  - Human ecology
ER  -