Colm, The Wars of the Bruces: England and Ireland 1306–1328, Edinburgh: Donald, 2006, ISBN 978-0859766531 p. 63 John Daniel McVey. The Union of The Crowns
Rocks. [1 December 2005]. (原始内容存档于7 June 2009). The "White Rocks" is the name given to cliffs to the east of Portrush in County Antrim, Northern Ireland.