TY  - BOOK
AU  - Graaff,J.de V.
TI  - Theoretical welfare economics,
AV  - HB99.3 .G7 1967
U1  - 330.15 
PY  - 1967///
CY  - London
PB  - Cambridge U.P.
KW  - Welfare economics
N1  - Bibliographical footnotes
ER  -