APA (7th ed.) Citation

Ó Riain, P. (2006). Feastdays of the saints: A history of Irish martyrologies. Subsidia hagiographica.

Chicago Style (17th ed.) Citation

Ó Riain, Pádraig. "Feastdays of the Saints: A History of Irish Martyrologies." Subsidia Hagiographica 2006.

MLA (8th ed.) Citation

Ó Riain, Pádraig. "Feastdays of the Saints: A History of Irish Martyrologies." Subsidia Hagiographica, 2006.

Warning: These citations may not always be 100% accurate.