Singh, R. (2011). [The] world after the collapse of the Soviet Union. Aakar Books.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रSingh, Randhir. [The] World After the Collapse of the Soviet Union. Aakar Books, 2011.
एमएलए (9वां संस्करण) प्रशस्ति पत्रSingh, Randhir. [The] World After the Collapse of the Soviet Union. Aakar Books, 2011.
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