APA (7th ed.) Citation

Alexander, Y., & O'Day, A. (1984). Terrorism in Ireland. Croom Helm [etc.].

Chicago Style (17th ed.) Citation

Alexander, Yonah, and Alan O'Day. Terrorism in Ireland. London [etc.]: Croom Helm [etc.], 1984.

MLA (9th ed.) Citation

Alexander, Yonah, and Alan O'Day. Terrorism in Ireland. Croom Helm [etc.], 1984.