L. Prakke; C. A. J. M. Kortmann; J. C. E. van den Brandhof (2004). Constitutional Law of 15 EU Member States. Deventer: Kluwer. стр. 429. ISBN978-90-13-01255-2. „Since 1937, Ireland has been a parliamentary republic, in which ministers appointed by the president depend on the confidence of parliament”
Oliver, J.D.B., What's in a Name, in Tiley, John, ур. (2004). Studies in the History of Tax Law. Hart Publishing. стр. 181—3. ISBN978-1-84113-473-4. Приступљено 12. 02. 2015. Note: the author incorrectly uses "Éire", with the diacritic
