author = { Harvard University },

title = { The Godkin lectures at Harvard University },

publisher = {Harvard Univ. Press},

publisher = {: Oxford University Press},

publisher = {: Cape},

publisher = {: The Brookings Institution},

keywords = { Monografische Reihe },

year = {1939-1986},

year = {, 1960-1967},

year = {, 1970},

year = {, 1977},

address = { Cambridge, Mass. , ; London , ; London , ; Washington, D.C. },