"2. Directional Information Signs"(PDF). Traffic Signs Manual 2010. Ireland: Department of Transport, Tourism and Sport. November 2010. §§2.3.34–36, 2.4.108, 2.4.116, 2.5.87. Archived(PDF) from the original on 14 June 2015. Retrieved 23 November 2017.
"2. Directional Information Signs"(PDF). Traffic Signs Manual 2010. Ireland: Department of Transport, Tourism and Sport. November 2010. §§2.3.34–36, 2.4.108, 2.4.116, 2.5.87. Archived(PDF) from the original on 14 June 2015. Retrieved 23 November 2017.