APA aipamena

Verma.S.K. (1998). An Introduction to Public International Law. Printice Hall of India.

Chicago Style aipamena

Verma.S.K. An Introduction to Public International Law. New Delhi: Printice Hall of India, 1998.

MLA aipamena

Verma.S.K. An Introduction to Public International Law. Printice Hall of India, 1998.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.