TY  - BOOK
AU  - William P. Cunningham
AU  - Mary Ann Cunningham
TI  - Environmental Sciences: a global concern
SN  - 9780071287784
AV  - GE105 cum 2010
PY  - 2007///
CY  - New York
PB  - McGaw-hill
N1  - Include bibliographical references
ER  -