TY  - BOOK
AU  - Cunningham,William P.
AU  - Barbara Woodworth Saigo
TI  - Environmental science: a global concern 
SN  - 0697360237
AV  - GE105 CUN 1999
U1  - 363.7 21
PY  - 1999///
CY  - Boston
PB  - WCB/McGraw-Hill
KW  - Environmental sciences
N1  - Includes bibliographical references (p. [593]-609) and index
ER  -