| 'Much like yesterday'. Callan folklore on the nineteenth and twentieth centuries | Grace, Pierce A. | Article in Journal | | 2011 |
| A late life of Patrick | Buttimer, Neil | Article in Book | | 2004 |
| Amhlaoibh Ó Súilleabháin : Habitus agus Gort | Ó Drisceoil, Proinsias | Article in Book | Ollscoil na hÉireann | 2016 |
| Amhlaoibh Ó Suilleabháin, Humphrey O'Sullivan, (1783-1838) | Ó Drisceoil, Proinsias | Article in Journal | | 2022 |
| Callans famous diarist and hedge school master : Humphrey O'Sullivan (1780-1838) | Redmond, Rev Brother | Article in Book | | 2007 |
| Cín lae Amhlaoibh | De Bhaldraithe, TomásÓ Súilleabháin, Amhlaoibh | Monograph or Collective Volume | An Clóchomhar | 1970 |
| Cín Lae Amhlaoibh : text and context | Ó Drisceoil, Proinsias | Article in Book | | 2007 |
| Cinnlae Amhlaoibh Uí Shúileabháin : reassessments | | Monograph or Collective Volume | Irish Texts Society | 2004 |
| Cinnlae Amhlaoibh Uí Shúileabháin; diary of Humphrey O'Sullivan | Irish Texts SocietyMcGrath, Michael | Monograph or Collective Volume | Educational Company of Ireland | 1937 |
| Cinnlae Amhlaoinh Uí Shúilleabháin | Ó Liatháin, Annraoi | Article in Journal | | 1946 |
| Mé féin agus An Cinnlae | Ó Casaide, Séamus | Article in Journal | | 1938 |
| The diary of an Irish countryman 1827-1835 | De Bhaldraithe, TomásÓ Súilleabháin, Amhlaoibh | Monograph or Collective Volume | Mercier Press | 1993 |
| The diary of Humphrey O'Sullivan 1827-35 | De Bhaldraithe, Tomás | Monograph or Collective Volume | Mercier Press | 1979 |
| The diary of Humphrey O'Sullivan, 1827-1835 | O'Sullivan, Humphrey | Monograph or Collective Volume | Mercier Press | 1979 |
| The middle class of Callan, Co. Kilkenny, 1825-45 | Grace, Pierce A. | Monograph or Collective Volume | Four Courts | 2015 |
| Winterreise - Winter Journey | Grace, Pierce A. | Article in Journal | | 2022 |