APA aipamena

Gopa Kumar, G. (2011). Foreign policy, federalism and international treaties. New Century Publications.

Chicago Style aipamena

Gopa Kumar, G. Foreign Policy, Federalism and International Treaties. New Delhi: New Century Publications, 2011.

MLA aipamena

Gopa Kumar, G. Foreign Policy, Federalism and International Treaties. New Century Publications, 2011.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.