TY  - GEN
AU  - Chiras, Daniel D.
TI  - Environmental science: a system approach to sustainable development 
SN  - 0534538746
AV  - GE140 .C48 1998
PY  - 1998///
CY  - Balmont, California
PB  - Wadsworth Publishing
KW  - Environmental sciences
KW  - Sustainable development
N1  - Includes bibliographical references and index
ER  -