| A study of the economic writings of S.M. Longfield | Black, R.D.C. | Thesis | | 1942-1943 |
| Lectures on political economy delivered in ... 1833 | Longfield, Mountifort | Monograph or Collective Volume | | 1931 |
| Lectures on political economy, delivered in Trinity and Michaelmas terms, 1833 | Longfield, Mountifort | Monograph or Collective Volume | | 1834 |
| Mountifort Longfield : Ireland's first professor of political economy | Moss, L. S. | Monograph or Collective Volume | Green Hills Publications | 1976 |
| Mountifort Longfield's appointment to the chair of political economy in Trinity College Dublin, 1832 | Murphy, Antoin E. | Article in Journal | | 1983 |
| Notes on Ireland for John Stuart Mill : The Cairnes - Longfield manuscript | Boylan, Thomas A.Foley, Timothy P. (Tadhg) | Article in Journal | | 1985 |
| The philosophy of Irish Toryism, 1833-52: a study of reactions to liberal reformism in Ireland in the generation between the first Reform Act and the Famine : with especial reference to expressions of national feeling among Protestant ascendancy | Spence, Joseph | Thesis | | |
| Three lectures on commerce and one on absenteeism | Longfield, Mountifort | Monograph or Collective Volume | | 1938 |
| Three lectures on commerce and one on absenteeism, delivered ... in 1834, etc. | Longfield, Mountifort | Monograph or Collective Volume | | 1835 |