TY  - BOOK
AU  - Hadar,Josef, x
AU  - x
TI  - mathematical theory of economic  behavior: x
SN  - x
U1  - 330.01/HAM 
PY  - 1971///
CY  - Lond.
PB  - Addison - Wesley
KW  - Economics
N1  - x
ER  -