TY  - BOOK
AU  - Bernstein,Leonard
AU  - Winkler,Allan M.
AU  - Zierdt-Warshaw,Linda
TI  - Environmental science: ecology and human impact 
SN  - 0201468883 :
PY  - 1996///
CY  - Menlo Park, CA.
PB  - Addison-Wesley
KW  - Environmental sciences
ER  -