TY  - GEN
AU  - Understanding urban ecosystem  : a new frontier for science and education
AU  - Berkowitz, Alan R. ed.
AU  - Nilon, Charles H. ed.
ED  - 
ED  - 
ED  - 
TI  - Understanding urban ecosystem  : a new frontier for science and education
U1  - 307.76 
PY  - 2003///
CY  - New york
PB  - Springer
KW  - 
ER  -