Barnes, S. H. (1967). Party democracy: Politics in an Italian Socialist federation. Yale University Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रBarnes, Samuel Henry. Party Democracy: Politics in an Italian Socialist Federation. New Haven: Yale University Press, 1967.
एमएलए (9वां संस्करण) प्रशस्ति पत्रBarnes, Samuel Henry. Party Democracy: Politics in an Italian Socialist Federation. Yale University Press, 1967.
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