| Mansergh, Nicholas, see: Mansergh, Philip Nicholas Seton, 1910-1991 | Cross-reference | | |
| Britain and Ireland | Mansergh, Nicholas, 1910-1991 | Monograph or Collective Volume | | 1942 |
| Britain and Ireland | Mansergh, Nicholas, 1910-1991 | Monograph or Collective Volume | NA | 1946 |
| Cork's role as a regional core | Mansergh, Nicholas, 1910-1991 | Article in Book | | 1998 |
| Eamon de Valera : life and Irish times | Mansergh, Nicholas, 1910-1991 | Article in Journal | | 1971 |
| Eoin Mac Neill - a re-appraisal | Mansergh, Nicholas, 1910-1991 | Article in Journal | | 1974 |
| Ireland : From British Commonwealth towards European Community | Mansergh, Nicholas, 1910-1991 | Article in Journal | | 1968 |
| Ireland and the British Commonwealth : the Dominion Settlement | Mansergh, Nicholas, 1910-1991 | Article in Book | | 1966 |
| Ireland in the age of reform and revolution. A commentary on Anglo-Irish relations and on political forces in Ireland, 1840-1921 | Mansergh, Nicholas, 1910-1991 | Monograph or Collective Volume | Allen & Unwin | 1940 |
| Irish foreign policy, 1945-51 | Mansergh, Nicholas, 1910-1991 | Article in Book | | 1969 |
| John Redmond | Mansergh, Nicholas, 1910-1991 | Article in Book | | 1960 |
| Nationalism and independence : selected Irish papers | Mansergh, Nicholas, 1910-1991 | Monograph or Collective Volume | Cork University Press | 1997 |
| Nicholas Mansergh : historian of modern Ireland | Harkness, D. W. | Article in Journal | | 1994 |
| Nicholas Mansergh, 1910-1991 | Hiney, F. H. | Article in Journal | | 1992 |
| Notes on conversations | Mansergh, Nicholas, 1910-1991 | Article in Book | | 1997 |
| Phillip Nicholas Seton Mansergh, 1910-1991 | Harkness, D. W. | Article in Journal | | 1993 |
| Planning and development | Mansergh, Nicholas, 1910-1991 | Article in Book | | 2005 |
| Prelude to Partition : Concepts and Aims in Ireland and India | Mansergh, Nicholas, 1910-1991 | Monograph or Collective Volume | Cambridge University Press | 1978 |
| Some diary entries, 1934-1939 | Mansergh, Nicholas, 1910-1991 | Article in Book | | 1997 |
| Survey of British Commonwealth Affairs : Problems of Wartime Co-operation and Post-War Change, 1939-1952 | Mansergh, Nicholas, 1910-1991 | Monograph or Collective Volume | | 1958 |
| Survey of Commonwealth affairs : problems of war-time co-operation and post-war change, 1939-1952 | | Monograph or Collective Volume | Oxford University Press | 1958 |
| The Commonwealth experience | Mansergh, Nicholas, 1910-1991 | Monograph or Collective Volume | Weidenfeld and Nicolson | 1969 |
| The Government of Ireland Act, 1920 : its origins and purposes | Mansergh, Nicholas, 1910-1991 | Article in Journal | | 1974 |
| The government of Northern Ireland : a study in devolution | Mansergh, Nicholas, 1910-1991 | Monograph or Collective Volume | Allen & Unwin | 1936 |
| The Irish Free State : Its Government and Politics | Mansergh, Nicholas, 1910-1991 | Monograph or Collective Volume | | 1934 |
| The Irish Question 1840-1921 | Mansergh, Nicholas, 1910-1991 | Monograph or Collective Volume | Allen & Unwin | 1965 |
| The Irish question, 1840-1921 : A commentary on Anglo-Irish relations and on social and political forces in Ireland in the age of reform and revolution. | Mansergh, Nicholas, 1910-1991 | Monograph or Collective Volume | | 1965 |
| The Irish question, 1840-1921 : a commentary on Anglo-Irish relations and on social and political forces in Ireland in the age of reform and revolution. | Mansergh, Nicholas, 1910-1991 | Monograph or Collective Volume | Allen & Unwin | 1975 |
| The unresolved question : the Anglo-Irish settlement and its undoing 1912-72 | Mansergh, Nicholas, 1910-1991 | Monograph or Collective Volume | Yale University Press | 1991 |