"Williams, G. A. (1975). Proletarian order: "antonio gramsci,factory councils and the origins of italian communism 1911-1921.". Pluto press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र"Williams, Gwyn A". Proletarian Order: "Antonio Gramsci,factory Councils and the Origins of Italian Communism 1911-1921.". Pluto press, 1975.
एमएलए (9वां संस्करण) प्रशस्ति पत्र"Williams, Gwyn A". Proletarian Order: "Antonio Gramsci,factory Councils and the Origins of Italian Communism 1911-1921.". Pluto press, 1975.
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