TY  - BOOK
AU  - Ayres, robert U
TI  - Uncertain future challenges for decision- makers 
SN  - 0-471-04250-1
PY  - 1979///
CY  - New York: 
PB  - A Wiley -Interscience Publication, 
KW  - Business management
KW  - Methodological
KW  - Natural resources
ER  -