O'Regan, John. (1997). O'Donnell + Tuomey. Gandon Editions.
Tohutoru Kātū Chicago (17th ed.)O'Regan, John. O'Donnell + Tuomey. Kinsale, Ireland: Gandon Editions, 1997.
Tohutoro MLA (9th ed.)O'Regan, John. O'Donnell + Tuomey. Gandon Editions, 1997.
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