00815nam0-22002891i-450-990003076560403321084240063X000307656FED01000307656(Aleph)000307656FED0100030765620000920d1973----km-y0itay50------baENGITExternalitiestheoretical dimensions of political economyedited by Robert J. Staaf and Francis X. Tannian.New YorkDunellen1973.ix, 354 p.illus.23 cmStaaf,Robert J.Tannian,Francis X.ITUNINARICAUNIMARCBK990003076560403321C/1 STA/737583/ISESSESExternalities460256UNINAING01