TY  - BOOK
AU  - Sen,Amartya K.
TI  - Collective choice and social welfare
SN  - 0444851275
PY  - 1979///
CY  - New York
PB  - North-Holland
KW  - BI-BuBU
KW  - Société
KW  - Bien-être
N1  - Bibliogr., index
ER  -