Gopa Kumar, G. (2011). Foreign policy, federalism and international treaties. New Century.
Dyfyniad Arddull ChicagoGopa Kumar, G.,ed. Foreign Policy, Federalism and International Treaties. New Delhi: New Century, 2011.
Dyfyniad MLAGopa Kumar, G.,ed. Foreign Policy, Federalism and International Treaties. New Century, 2011.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.