TY  - BOOK
AU  - Sen A K Au.
TI  - Collective choice and social welfare
T2  - Mathematical economics taxts Ed by K Arrow etc.5
SN  - 0816277656
U1  - X0gY, L0/TD3 
PY  - 1970///
CY  - San Francisco  
PB  - Holden-Day         
KW  - Economics IRT Sociology
N1  - Bibliography P 201-17
ER  -