Alkuperäinen: Voices. Two Upper-Voive Setting. The Music of Tarik O'Regan. Voice sheet music. Voices. By Tarik O'Regan. HI.HS286CD.
Käännös: Music of Tarik O'Regan. Voice nuotteja. Music of Tarik O'Regan Choir Clare College, Cambridge. Tarik O'Regan. Beatus auctor saeculi.