| Irish doctors in the First World War | Casey, Patrick J.Cullen, Kevin T.Duignan, Joe P. | Monograph or Collective Volume | Merrion | 2015 |
| Make them love you | Cullen, Kevin | Monograph or Collective Volume | Veritas | 2001 |
| Monaghan people in the First World War, 1914-1918 | Cullen, Kevin | Article in Book | | 2017 |
| The RIC and the IRA in Wicklow's War of Independence | Cullen, Kevin | Article in Journal | | 2013 |
| Whitey Bulger : America's most wanted gangster and the manhunt that brought him to justice | Cullen, KevinMurphy, Shelley | Monograph or Collective Volume | W. W. Norton | 2013 |