APA (7th ed.) Citation

Cronin, M., & Ó Cuilleanáin, C. (2003). Languages of Ireland. Four Courts.

Chicago Style (17th ed.) Citation

Cronin, Michael, and Cormac Ó Cuilleanáin. Languages of Ireland. Dublin ; Portland, OR: Four Courts, 2003.

MLA (8th ed.) Citation

Cronin, Michael, and Cormac Ó Cuilleanáin. Languages of Ireland. Four Courts, 2003.