TY  - BOOK
AU  - Freedman, Bill.
TI  - Environmental ecology 
SN  - 0122665414 (case : acidfree paper);0122665422 (paper : acidfree paper)
U1  - 574.5222 
PY  - 1995///
CY  - San Diego 
PB  - Academic Press
KW  - Pollution.;Nature;Ecological disturbances
ER  -