| aalt | Anglo-American Legal Tradition website: |
| asv | Archivio Segreto Vaticano |
| bl | British Library |
| bnb | Bracton’s Note Book: A Collection of Cases decided in the King’s Courts during the Reign of Henry the Third, annotated by a lawyer of that Time, seemingly by Henry of Bratton, ed. F.W. Maitland, 3 vols (London, 1887) |
| bruc | A.B. Emden, A Biographical Register of the University of Cambridge to 1500 (Cambridge, 1963) |
| bruo | A.B. Emden, A Biographical Register of the University of Oxford to a.d. 1500, 3 vols. Oxford, 1957–59 |
| ccr | Calendar of the Close Rolls, 47 vols. London, 1892–1963 |
| cp | Records of the Court of Common Pleas |
| cpl | Calendar of Entries in the Papal Registers relating to Great Britain and Ireland, 1198–1521, ed. W.H. Bliss, C. Johnson, J.A. Tremlow et al., 20 vols. London and Dublin, 1901–2005 |
| cpr | Calendar of the Patent Rolls, 72 vols (London, 1891–1986) |
| crr | Curia Regis Rolls, 20 vols. (London, 1922–2006) |
| cul | Cambridge University Library |
| dmlbs | Dictionary of Medieval Latin from British Sources |
| eets | Early English Text Society |
| Glanvill | The Treatise on the Laws and Customs of the Realm of England Commonly Called Glanvill, ed. and trans. G.D.G. Hall, with a guide to further reading by Michael T. Clanchy (Oxford, 1993) |
| jl, je, jk | P. Jaffé, Regesta Pontificum Romanorum ad annum 1198, ed. by S. Loewenfeld, F. Kaltenbrunner, and P. Ewald, 2 vols. (Leipzig, 1885–88) |
| kb | Records of the Courts of King’s Bench |
| lma | London Metropolitan Archives |
| mgh | Monumenta Germaniae Historica |
| odnb | Oxford Dictionary of National Biography, eds. H.C.G. Matthew and Brian Harrison, 61 vols (Oxford, 2004) |
| omt | Oxford Medieval Texts |
| P&M | F. Pollock and F.W. Maitland, The History of English Law Before the Time of Edward I, 2nd ed., 2 vols (Cambridge, 1898; reissued with an introduction by S.F.C. Milsom, Cambridge, 1968) |
| pbkj | Pleas Before the Kings or His Justices, ed. Doris M. Stenton, 4 vols, Selden Society 67, 68, 83 and 84 (London, 1952–1967) |
| prs | Pipe Roll Society |
Rotuli Curiae Regis: Rolls and Record of the Court Held Before the King’s Justiciars or Justices, ed. F. Palgrave, 2 vols (London, 1835) |
|
| ss | Selden Society (annual volumes, 1887-) |
| tna | The National Archives, Kew |
| X | Decretales Gregorii Noni, in Corpus Juris Canonici, vol. 2, ed. A. Friedberg (Leipzig, 1879; repr. Graz, 1959) |
| yb | Year Book |