APA aipamena

Mulligan, W. (2017). The origins of the first world war (Second edition.). Cambridge University Press.

Chicago Style aipamena

Mulligan, William. The Origins of the First World War. Second edition. Cambridge, United Kingdom ; New York, NY: Cambridge University Press, 2017.

MLA aipamena

Mulligan, William. The Origins of the First World War. Second edition. Cambridge University Press, 2017.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.