00290nam a2200109 a 450000500170000002000150001708200160003210000200004824500540006826000340012230000240015620251203091216.0  a0855204540  a361.25bWAL  aWalker, Aland_  aSocial planningba strategy for socialist welfare  aOxfordbBasil Blackwellc1984  axi,276.c20 cm.bPB