Workers Power Group (London, England). (1983). Permanent revolution: Theoretical journal of the Workers Power Group. Workers power.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रWorkers Power Group (London, England). Permanent Revolution: Theoretical Journal of the Workers Power Group. London: Workers power, 1983.
एमएलए (8वां संस्करण) प्रशस्ति पत्रWorkers Power Group (London, England). Permanent Revolution: Theoretical Journal of the Workers Power Group. Workers power, 1983.
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