TY  - BOOK
AU  - Hahn, Walter A (Ed.)
AU  - Gordon, Kenneth F (Ed.)
TI  - Assessing the future and policy planning
U1  - 338.973 21st
PY  - 1973///
CY  - New York
PB  - Gordon and Breech Science
KW  - Technological forecasting; Economic forecasting-America; Policy sciences-America
ER  -