TY  - BOOK
AU  - ReVelle,Penelope
AU  - ReVelle,Charles
TI  - The environment: issues and choices for society 
SN  - 0442220693
AV  - QH541 .R48
PY  - 1981///
CY  - New York
PB  - D. Van Nostrand
KW  - Ecology
N1  - Includes bibliographical references and index
ER  -