TY  - BOOK
AU  - Boktin, Daniel B.
AU  - Keller, Edward A.
TI  - Environmental science: Earth as a living planet 
SN  - 9971512742
U1  - 363.7 B63 1997 
PY  - 1995///
CY  - New York
PB  - John Willey & Sons,Inc.
ER  -