| An apocryphal 'Book of Enoch and Elias' as a possible source of the 'Navigatio Sancti Brendani' | Esposito, Mario | Article in Book | | 2000 |
| Irish books and learning in mediaeval Europe. | Esposito, MarioLapidge, Michael | Monograph or Collective Volume | | 1990 |
| Itinerarium Symonis Semeonis ab Hybernia ad Terram Sanctam | | Monograph or Collective Volume | | 1960 |
| Latin learning in medieval Ireland | Esposito, MarioLapidge, Michael | Monograph or Collective Volume | [s.n.] | 1988 |
| Notes and documents: Friar Malachy of Ireland | Esposito | Article in Journal | | 1918 |
| Notes on a Latin life of Saint Patrick | Esposito, Mario | Article in Journal | | 1952 |
| Notes on a Latin life of St. Patrick | Esposito, MarioGrosjean, Paul | Article in Journal | | 1953 |
| Notes on Latin learning and literature in medieval Ireland | Esposito, M. | Article in Journal | | 1937 |
| On the earliest Latin life of St. Brigid of Kildare | Esposito, Mario | Article in Journal | | 1912 |
| On the so-called psalter of St CaimÃn | Esposito, Mario | Article in Journal | | 1913 |
| St. Patrick's 'Confessio' and the 'Book of Armagh' | Esposito, Mario | Article in Journal | | 1954 |
| The Patrician problem and a possible solution | Esposito, Mario | Article in Journal | | 1956 |
| The problem of the two Patricks | Esposito, Mario | Article in Book | | 1958 |