Παραπομπή APA

Mulligan, W. (2010). The Origins of the first world war. Cambridge University Press.

Παραπομπή Chicago Style

Mulligan, William. The Origins of the First World War. UK: Cambridge University Press, 2010.

Παραπομπή MLA

Mulligan, William. The Origins of the First World War. Cambridge University Press, 2010.