"Squad Profiles – Under 21: David Howland". Irish Football Association. Archived from the original on 20 August 2009. Retrieved 22 January 2008. Note this source says 3 appearances, which was correct when accessed in January 2008; it was not updated for the match he played in March of that year. Harris, Martin (26 March 2008). "U21s no match for strong Romanians". Irish Football Association. Archived from the original on 13 June 2011. Retrieved 11 October 2010. "David Howland". Northern Ireland's Footballing Greats (NIFG). Retrieved 6 September 2017.
"Squad Profiles – Under 21: David Howland". Irish Football Association. Archived from the original on 20 August 2009. Retrieved 22 January 2008. Note this source says 3 appearances, which was correct when accessed in January 2008; it was not updated for the match he played in March of that year. Harris, Martin (26 March 2008). "U21s no match for strong Romanians". Irish Football Association. Archived from the original on 13 June 2011. Retrieved 11 October 2010. "David Howland". Northern Ireland's Footballing Greats (NIFG). Retrieved 6 September 2017.
"Squad Profiles – Under 21: David Howland". Irish Football Association. Archived from the original on 20 August 2009. Retrieved 22 January 2008. Note this source says 3 appearances, which was correct when accessed in January 2008; it was not updated for the match he played in March of that year. Harris, Martin (26 March 2008). "U21s no match for strong Romanians". Irish Football Association. Archived from the original on 13 June 2011. Retrieved 11 October 2010. "David Howland". Northern Ireland's Footballing Greats (NIFG). Retrieved 6 September 2017.
