Cita APA (7a ed.)

Herity, M., & Breen, A. (2002). The Cathach of Colum Cille: An introduction. Royal Irish Academy.

Cita Chicago Style (17a ed.)

Herity, Michael, y Aidan Breen. The Cathach of Colum Cille: An Introduction. Dublin, Ireland: Royal Irish Academy, 2002.

Cita MLA (8a ed.)

Herity, Michael, y Aidan Breen. The Cathach of Colum Cille: An Introduction. Royal Irish Academy, 2002.