Kumar , G. G. (2011). Foreign Policy Federralism And International Treaties. New Century publication.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रKumar , G. Gopa. Foreign Policy Federralism And International Treaties. New Delhi: New Century publication, 2011.
एमएलए (9वां संस्करण) प्रशस्ति पत्रKumar , G. Gopa. Foreign Policy Federralism And International Treaties. New Century publication, 2011.
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