International Conference on World Politics, 6th Berlin, & London, K. (1968). The Soviet Union: A half-century of communism. Johns Hopkins Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रInternational Conference on World Politics, 6th Berlin, और Kurt London. The Soviet Union: A Half-century of Communism. Baltimore: Johns Hopkins Press, 1968.
एमएलए (9वां संस्करण) प्रशस्ति पत्रInternational Conference on World Politics, 6th Berlin, और Kurt London. The Soviet Union: A Half-century of Communism. Johns Hopkins Press, 1968.
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