{"source":"book","style":"apa","contributors": [{"function":"author","last":"Baumol","first":"William","middle":"J"} ],"pubtype": {"main": "pubnonperiodical"},"pubnonperiodical": {"title":"Welfare economics and the theory of the state,","publisher":"Harvard University Press","city":"Cambridge","year":"1965"},"datasource":"/z-wcorg/","datasource":"http://www.worldcat.org","oclc":"193252"}