APA (7th ed.) Citation

Lacey, B. (1997). Colum Cille and the Columban tradition. Four Courts Press.

Chicago Style (17th ed.) Citation

Lacey, Brian. Colum Cille and the Columban Tradition. Dublin: Four Courts Press, 1997.

MLA (9th ed.) Citation

Lacey, Brian. Colum Cille and the Columban Tradition. Four Courts Press, 1997.