Patnaik, P. (1986). Lenin and imperialism: An appraisal of theories and contemporary reality. Orient Longman.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रPatnaik, Prabhat. Lenin and Imperialism: An Appraisal of Theories and Contemporary Reality. Orient Longman, 1986.
एमएलए (9वां संस्करण) प्रशस्ति पत्रPatnaik, Prabhat. Lenin and Imperialism: An Appraisal of Theories and Contemporary Reality. Orient Longman, 1986.
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