TY  - BOOK
AU  - Kupchella,Charles E.
AU  - Hyland,Margaret C.
TI  - Environmental science: living within the system of nature 
SN  - 0205117236
AV  - GF41 K862E 1989
PY  - 1989///
CY  - Boston, Mass.
PB  - Allyn and Bacon
KW  - HUMAN ECOLOGY
KW  - POWER RESOURCES
KW  - POLLUTION
KW  - CONSERVATION OF NATURAL RESOURCES
KW  - ENVIRONMENTAL POLICY
N1  - Includes bibliographies and index
ER  -