APA (7th ed.) Citation

O'Brien, S. (1993). Bloody ambassadors. Poolbeg.

Chicago Style (17th ed.) Citation

O'Brien, Sean. Bloody Ambassadors. Swords, Co. Dublin, Ireland: Poolbeg, 1993.

MLA (9th ed.) Citation

O'Brien, Sean. Bloody Ambassadors. Poolbeg, 1993.