| Duffy, Eamon, and David Loades, eds. The church of Mary Tudor.Catholic Christendom, 1300-1700.Aldershot, UK; Burlington, VT: Ashgate Publishing, 2006. | |
| Duffy, Michael, ed. Parameters of British naval power, 1650-1850.Exeter maritime studies, 7.Exeter, UK: University of Exeter Press, 1992. | |
| Duffy, Michael, Stephen Isler, Basil Greenhill, David J. Stanley, and Joyce Youings, eds. The new maritime history of Devon.London: Conway Maritime Press in association with the University of Exeter, 1992. | |
| Duffy, Patrick J., David Edwards, and Elizabeth Fitzpatrick, eds. Gaelic Ireland, c. 1250-c. 1650: land, lordship and settlement.Dublin; Portland, OR: Four Courts Press, 2001. | |
| Duffy, Patrick J., and Gerard Moran (assist.), eds. To and from Ireland: planned migration schemes c. 1600-2000.Dublin: Geography Publications, 2004. | |
| Duffy, Séan, ed. Medieval Dublin IX: proceedings of the Friends of Medieval Dublin Symposium, 2007.Dublin: Four Courts Press, 2009. | |
| Duffy, Seán, ed. Medieval Dublin V: proceedings of the Friends of Medieval Dublin Symposium 2003.Dublin: Four Courts, 2004. | |
| Duffy, Seán, ed. Medieval Dublin VI: proceedings of the Friends of Medieval Dublin Symposium 2004.Dublin, Ireland: Four Courts Press, 2005. | |
| Duffy, Seán, ed. Medieval Dublin VII: proceedings of the Friends of Medieval Dublin Symposium 2005.Dublin: Four Courts Press, 2006. | |
| Duffy, Séan, ed. Medieval Dublin VIII: proceedings of the Friends of Medieval Dublin Symposium 2006.Dublin: Four Courts Press, 2008. | |
| Duffy, Seán, ed. Medieval Dublin X: proceedings of the Friends of Medieval Dublin Symposium, 2008.Dublin: Four Courts Press, 2010. | |
| Duffy, Seán, ed. Medieval Dublin I: proceedings of the Friends of Medieval Dublin Symposium 1999.Dublin: Four Courts Press, 2000. | |
| Duffy, Seán, ed. Medieval Dublin II: proceedings of the Friends of Medieval Dublin symposium 2000.Dublin: Four Courts Press, 2001. | |
| Duffy, Seán, ed. Medieval Dublin III: proceedings of the Friends of Medieval Dublin Symposium 2001.Dublin, Ireland; Portland, OR: Four Courts Press, 2002. | |
| Duffy, Seán, ed. Medieval Dublin IV: proceedings of the Friends of Medieval Dublin Symposium 2002.Dublin; Portland, OR: Four Courts Press, 2003. | |
| Duffy, Seán, ed. Medieval Dublin XIII: Proceedings of the Friends of Medieval Dublin Symposium 2011. Dublin, Ireland: Four Courts Press, 2013. | |
| Duffy, Seán, ed. Robert the Bruce's Irish wars: the invasions of Ireland, 1306-1329.Stroud: Tempus, 2002. | |
| Duffy, Seán, ed., Ailbhe MacShamhráin, and James Moynes, associate eds. Medieval Ireland: an encyclopedia.New York: Routledge, 2005. | |
| Dufornet, Jean, Michel Jezierski, André Joris, and Pierre Roubert, eds. Femmes: mariages-lignages, XIIe-XIVe siècles: mélanges offerts à Georges Duby.Bibliothèque du Moyen Age, no. 1.Brussels: De Boeck Université, 1992. | |
| Dufourcq, Charles-Emmanuel, ed. L'Ibérie chrétienne et le Maghreb: XIIe-XVe siècles.Variorum collected studies series, 328.Aldershot, Hampshire, Great Britain: Variorum, 1990. | |
| Dufournet, Jean, ed. Approches du Lancelot en prose.Collection Unichamp, no. 6.Paris: H. Champion, 1984. | |
| Dufournet, Jean, ed. Relire le "Roman d'Enéas".Collection Unichamp, no. 8.Genève: Slatkine, 1985. | |
| Dufournet, Jean, ed. "Si a parlé par moult ruiste vertu": mélanges de littérature médiévale offerts à Jean Subrenat. Colloques, congrès et conférences sur le Moyen Âge, no. 1.Paris: Honoré Champion, 2000. | |
| Dufournet, Jean, ed. Amour et merveille: les Lais de Marie de France: études.Collection Unichamp, no. 46.Paris: H. Champion, 1995. | |
| Dufournet, Jean, ed. Études sur le Roman de la Rose de Guillaume de Lorris.Collection Unichamp, no. 4.Genève: Slatkine, 1984. | |
| Dufournet, Jean, ed. Le Chevalier et la merveille dans le Bel inconnu, ou, Le beau jeu de Renaut.Collection Unichamp, no. 52.Paris: H. Champion, 1996. | |
| Dufournet, Jean, ed. Le goupil et le paysan (Roman de Renart, branche x).Collection Unichamp, no. 22.Paris: H. Champion, 1990. | |
| Dufournet, Jean, ed. Nouvelles recherches sur le Tristan en prose.Collection Unichamp, no. 23.Genève: Slatkine, 1990. | |
| Dufournet, Jean, ed. Un roman à découvrir: Jehan et Blonde de Philippe de Remy (XIIIe siècle).Genève: Editons Slatkine, 1991. | |
| Dufournet, Jean, ed., with a preface by Roger Dragonetti. Du Roman de Renart à Rutebeuf.Collection Varia, no. 13.Caen: Paradigme, 1993. | |
| Dufournet, Jean, and Michel Rousse, eds. Sur "La farce de maître Pierre Pathelin".Collection Unichamp, no. 13.Genève: Editions Slatkine, 1986 . | |
| Dufresne, Monique, Fernande Dupuis, and Etleva Vocaj, eds. Historical linguistics 2007: selected papers from the 18th International Conference on Historical Linguistics, Montréal, 6-11 August 2007.Amsterdam studies in the theory and history of linguistic science. Series IV: Current issues in linguistic theory, no. 308.Philadelphia, Pa.: John Benjamins Pub. Co., 2009. | |
| Duggan, Anne J. Thomas Becket: friends, networks, texts, and cult.Variorum collected studies series, no. 877.Aldershot, UK: Ashgate/Variorum, 2007. | |
| Duggan, Anne J., ed. Nobles and nobility in medieval Europe: concepts, origins, transformations.Woodbridge, Suffolk, UK; Rochester, UK: The Boydell Press, 2000. | |
| Duggan, Anne J., ed. Queens and queenship in medieval Europe: proceedings of a conference held at King's College London, April 1995.Woodbridge, Suffolk, UK; Rochester, NY: The Boydell Press, 1997. | |
| Duggan, Anne J., Joan Greatrex, and Brenda Bolton, eds. Omnia disce: medieval studies in memory of Leonard Boyle, O.P.Church, faith, and culture in the Medieval West.Aldershot, UK: Ashgate Publishing, 2005. | |
| Duggan, Charles. Canon law in medieval England: the Becket dispute and decretal collections.Variorum collected studies series, no. 151.London : Variorum Reprints, 1982. | |
| Duggan, Charles. Decretals and the creation of "new law" in the twelfth century: judges, judgements, equity and law.Variorum collected studies series, no. 607.Aldershot, UK; Brookfield, VT: Ashgate Publishing, 1998. | |
| Duggan, Joseph J., ed. Oral literature: seven essays.Edinburgh; London: Scottish Academic Press; Chatto and Windus, 1975. | |
| Duhamelle, Christophe, and Jürgen Schlumbohm, eds. Eheschliessungen im Europa des 18. und 19. Jahrhunderts: Muster und Strategien.Veröffentlichungen des Max-Planck-Instituts für Geschichte, no. 197.Göttingen: Vandenhoeck & Ruprecht, 2003. |