Derry (Indonesian Wikipedia)

"Derry/Londonderry". BBC. Diarsipkan dari versi asli tanggal 21 October 2007. Diakses tanggal 28 August 2008.
BBC News (15 July 2010). "Londonderry named the UK City of Culture". BBC News. Diakses tanggal 15 July 2010.

books.google.com

Anthony David Mills (6 November 2003). A Dictionary of British Place-Names. Oxford University Press. hlm. 430–. ISBN 978-0-19-852758-9. Diakses tanggal 27 June 2012.
Ryan Ver Berkmoes; Oliver Berry; Geert Cole; David Else (1 September 2009). Western Europe. Lonely Planet. hlm. 704. ISBN 978-1-74104-917-6. Diakses tanggal 30 May 2011.

Palmer, Robert. "The race is on to find UK's first 'City of Culture' for 2013". The National Archives. Diarsipkan dari versi asli tanggal 12 May 2010. Diakses tanggal 15 July 2010.

Smith, Dr Clifford. "Ulster's Hiddlin Swaatch". Culture Northern Ireland. Diarsipkan dari versi asli tanggal 2018-06-22. Diakses tanggal 22 June 2018.

"PostTowns by UK Postcode Area: 2007 information". Evox Facilities. 2007. Diarsipkan dari versi asli tanggal 23 July 2008. Diakses tanggal 28 August 2008.

An Acoont o tha Darg up tae 31 Decemmer 2000 (PDF). Tha Boord o Leid. 2000. Diakses tanggal 22 June 2018.

Palmer, Robert. "The race is on to find UK's first 'City of Culture' for 2013". The National Archives. Diarsipkan dari versi asli tanggal 12 May 2010. Diakses tanggal 15 July 2010.

"The Communications Market 2007" (PDF). Ofcom. hlm. 14. Diarsipkan dari versi asli (PDF) tanggal 26 June 2008. Diakses tanggal 28 August 2008.

Smyth, Anne. "Tha Yeir o Grace". Ullans (Nummer 11 Ware 2010). Diakses tanggal 22 June 2018.

Smith, Dr Clifford. "Ulster's Hiddlin Swaatch". Culture Northern Ireland. Diarsipkan dari versi asli tanggal 2018-06-22. Diakses tanggal 22 June 2018.
"PostTowns by UK Postcode Area: 2007 information". Evox Facilities. 2007. Diarsipkan dari versi asli tanggal 23 July 2008. Diakses tanggal 28 August 2008.
"The Communications Market 2007" (PDF). Ofcom. hlm. 14. Diarsipkan dari versi asli (PDF) tanggal 26 June 2008. Diakses tanggal 28 August 2008.
DERRY REGIONAL CITY – Business Investment. Retrieved 1 November 2008. Diarsipkan 29 March 2010 di Wayback Machine.
Statistical Classification and Delineation of Settlements