Kumar, M. (1975). Violence and non violence in international relations. Thomson Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रKumar, Mahendra. Violence and Non Violence in International Relations. Thomson Press, 1975.
एमएलए (9वां संस्करण) प्रशस्ति पत्रKumar, Mahendra. Violence and Non Violence in International Relations. Thomson Press, 1975.
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