APA (7th ed.) Citation

Paisley, I. R. K. (1972). The dagger of treachery strikes at the heart of Ulster. Puritan Press.

Chicago Style (17th ed.) Citation

Paisley, Ian R. K. The Dagger of Treachery Strikes at the Heart of Ulster. [Belfast: Puritan Press, 1972.

MLA (8th ed.) Citation

Paisley, Ian R. K. The Dagger of Treachery Strikes at the Heart of Ulster. Puritan Press, 1972.