| 1969: how the crisis unfolded | Gillespie, Gordon | Article in Journal | | 2009 |
| A short history of the troubles | Gillespie, Gordon | Monograph or Collective Volume | Gill & Macmillan | 2010 |
| Albert H. McElroy : the radical minister 1915-1975 | Gillespie, Gordon | Monograph or Collective Volume | Albert Mcelroy Memorial Fund | 1985 |
| Loyalists since 1972 | Gillespie, Gordon | Article in Book | | 2001 |
| Northern Ireland : a chronology of the troubles, 1968-1993 | Bew, PaulGillespie, Gordon | Monograph or Collective Volume | Gill & Macmillan | 1993 |
| Northern Ireland : a chronology of the troubles; 1968-1999 | Bew, PaulGillespie, Gordon | Monograph or Collective Volume | Gill & Macmillan | 1999 |
| Passion and prejudice : nationalist/unionist conflict in Ulster in the 1930s and the founding of the Irish Association | | Monograph or Collective Volume | Queen's University of Belfast, Institute of Irish Studies | 1993 |
| Passion and prejudice : nationalist/unionist conflict in Ulster in the 1930s and the origins of the Irish Association | Darwin, KennethGillespie, Gordon | Monograph or Collective Volume | Institute of Irish Studies, Queen's University Belfast | 1993 |
| Sunningdale and the 1974 Ulster workers' Council strike | Gillespie, Gordon | Article in Journal | | 2007 |
| The Northern Ireland peace process 1993-1996 : a chronology | Brew, PaulGillespie, Gordon | Monograph or Collective Volume | Serif | 1996 |
| The Northern Ireland peace process, 1993-1996 : a chronology | Bew, PaulGillespie, Gordon | Monograph or Collective Volume | Serif | 1996 |
| The origins of the Ulster Workers' Council strike : structure and tactics | Gillespie, Gordon | Article in Journal | | 2004 |
| The Ulster Workers' Council strike: the perfect storm | Gillespie, Gordon | Article in Book | | 2017 |
| Troubled images : the Northern Ireland troubles and peace process, 1968-2007 | Gillespie, Gordon | Monograph or Collective Volume | Colourpoint Books | 2007 |
| Years of darkness : the Troubles remembered | Gillespie, Gordon | Monograph or Collective Volume | Gill & Macmillan | 2008 |