- ^ Larry H. Ludmer, Cruising the Mediterranean: A Guide to the Ports of Call. 2002: 180, "The town of Gibraltar is centered around pretty Cathedral Square and its Anglican Cathedral of the Holy Trinity."
- ^ The Hutchinson Almanac. 1999, "Tourist department Gibraltar Tourist Board, Duke of Kent House, Cathedral Square, Gibraltar"
- ^ Philip Dennis, Gibraltar, David and Charles. 1977: 126
- ^ Dorothy Stannard, Southern Spain. 1998, "Here, in Cathedral Square, the most impressive of Gibraltar's cannon, a row of nine, faces out into the bay."