| Soldados de Perón: los montoneros R Gillespie Grijalbo, 1987 | 826 | 1987 |
| Soldiers of Perón: Argentina's Montoneros R Gillespie (No Title), 1982 | 390 | 1982 |
| The Spanish socialist party: A history of factionalism R Gillespie (No Title), 1989 | 267 | 1989 |
| The Union for the Mediterranean, or the changing context of Euro-Mediterranean relations F Bicchi The Union for the Mediterranean, 1-17, 2014 | 180 | 2014 |
| Historia del partido socialista obrero español R Gillespie (No Title), 1991 | 160 | 1991 |
| Spain and the Mediterranean R Gillespie Palgrave Macmillan, 2000 | 150 | 2000 |
| The European Union and democracy promotion: the case of North Africa R Gillespie, R Youngs Psychology Press, 2002 | 129 | 2002 |
| A ‘Union for the Mediterranean’… or for the EU? Profile R Gillespie Mediterranean Politics 13 (2), 277-286, 2008 | 96 | 2008 |
| The break‐up of the ‘socialist family’: Party‐union relations in Spain, 1982–89 R Gillespie West European Politics 13 (1), 47-62, 1990 | 96 | 1990 |
| The Euro-Mediterranean partnership: political and economic perspectives R Gillespie Routledge, 2013 | 89 | 2013 |
| Themes in European democracy promotion R Gillespie, R Youngs Democratization 9 (1), 1-16, 2002 | 84 | 2002 |
| Soldados de Perón: historia crítica sobre los Montoneros R Gillespie Sudamericana, 2011 | 75 | 2011 |
| European democracy promotion in North Africa: limits and prospects R Gillespie, L Whitehead Democratization 9 (1), 192-206, 2002 | 74 | 2002 |
| Montoneros. Soldados de Perón R Gillespie Buenos Aires, Grijalbo, 1987 | 68 | 1987 |
| European Union responses to conflict in the western Mediterranean R Gillespie The Journal of North African Studies 15 (1), 85-103, 2010 | 66 | 2010 |
| Reshaping the agenda? The internal politics of the Barcelona Process in the aftermath of September 11 R Gillespie Twenty Years of Euro-Mediterranean Relations, 69-82, 2017 | 65 | 2017 |
| Northern European perceptions of the Barcelona process R Gillespie Revista CIDOB d'Afers Internacionals, 65-75, 1997 | 57 | 1997 |
| Las relaciones exteriores de la España democrática R Gillespie, F Rodrigo Rodríguez, J Story Las relaciones exteriores de la España democrática, 1996 | 54 | 1996 |
| Democratic Spain: reshaping external relations in a changing world R Gillespie, F Rodrigo, J Story Psychology Press, 1995 | 54 | 1995 |
| Spanish Protagonismo and the euro‐med partnership initiative R Gillespie Mediterranean Politics 2 (1), 33-48, 1997 | 52 | 1997 |
