TY  - BOOK
ED  - United Nations.
TI  - Economic development and planning: world Economic survey 1966-part Two 
SN  - 0333149769
AV  - HD82 .E282 1974
U1  - 330.9 
PY  - 1967///
CY  - New York
PB  - United Nations
KW  - Economic development
KW  - Mathematical models
KW  - Economic policy
ER  -