| A history of the parish of Rath | McMahon, Michael | Monograph or Collective Volume | Clare Archaeological and Historical Society / Cumann Seandálaíochta Agus Staire an Chláir | 1979 |
| Locomotives of the Great Southern & Western Railway | Clements, Jeremy, McMahon, Michael, & O'Rourke, Alan | Monograph or Collective Volume | Jeremy Clements, Michael McMahon & Alan O'Rourke | 2020 |
| Locomotives of the GSR | Clements, JeremyMcMahon, Michael | Monograph or Collective Volume | Colourpoint Books | 2008 |
| No true church : was Saint Patrick a Protestant? | McMahon, Michael | Article in Journal | | 1996 |
| The Clare fields | McMahon, Michael | Article in Journal | | 1991 |
| The murder of Thomas Douglas Bateson, County Monaghan, 1851 | McMahon, Michael | Monograph or Collective Volume | Four Courts | 2006 |