APA aipamena

Hollis, D. B. (2012). The Oxford guide to Treaties. Oxford University Press.

Chicago Style aipamena

Hollis, Duncan B. The Oxford Guide to Treaties. Oxford: Oxford University Press, 2012.

MLA aipamena

Hollis, Duncan B. The Oxford Guide to Treaties. Oxford University Press, 2012.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.