ISBN-13: 9781782052357 / Angielski / Twarda / 2017 / 308 str.
The book represents an exploration of three Irish-language mass settings for the Roman Rite, two by Sean and one by Peadar O Riada, written from within the cultural context of the Gaeltacht of Cuil Aodha. In it the author highlights the significance of the achievements of both composers.