TY  - GEN
AU  - Raven,Peter H.
AU  - Berg,Linda R.
AU  - Hassenzahi,David M.
TI  - Environment
SN  - 9781118092378 (pbk.)
AV  - GE70 .R38 1993
U1  - 363.7 
PY  - 2013///
CY  - Singapore
PB  - John Wiley
KW  - Conservation of natural resources
KW  - Environmental education
N1  - Includes appendixes ; glossary & index
ER  -