TY  - BOOK
AU  - Isard Walter Ed.
AU  -  Cumberland John H. Ed.
TI  - Regional economic planning :  Techniques of analysi   
U1  - X:75p1(X),N60, K1 
PY  - 1961///
CY  - Paris
PB  - O. E. C. D.       
KW  - Planned Economy
ER  -