| Brus : Irish words which were in everyday use in North Cork, Mitchelstown/Glanworth area | Casey, Sean | Article in Journal | | 2002 |
| Dundalk in old photographs | Casey, Sean | Monograph or Collective Volume | Gill & Macmillan | 2002 |
| La manifestation | O'Casey, Sean | Article in Book | | 1991 |
| The letters of Sean O'Casey, vol. 4 : 1959-1964 | Krause, DavidO'Casey, Sean | Monograph or Collective Volume | Catholic University of America Press | 1992 |
| The story of the Irish citizen army | O'Casey, Sean | Monograph or Collective Volume | Talbot Press | 1971 |
| With the Panhards in Paphos | Casey, Seán | Article in Journal | | 2008 |