Παραπομπή APA

O'Halpin, E. (2008). Spying on Ireland: British intelligence and Irish neutrality during the Second World War. Oxford University Press.

Παραπομπή Chicago Style

O'Halpin, Eunan. Spying on Ireland: British Intelligence and Irish Neutrality During the Second World War. Oxford: Oxford University Press, 2008.

Παραπομπή MLA

O'Halpin, Eunan. Spying on Ireland: British Intelligence and Irish Neutrality During the Second World War. Oxford University Press, 2008.