| CCCM |
Corpus Christianorum Continuatio Mediaevalis |
| CCSL |
Corpus Christianorum Series Latina |
| CSM |
Corpus Scriptorum Muzarabicorum, ed. J. Gil, 2 vols (Madrid, 1973) |
| MGH |
Monumenta Germaniae Historica |
| NCHI |
The New Cambridge History of Islam |
| NCMH II |
The New Cambridge Medieval History, Volume II, c. 700-c. 900, ed. R. McKitterick (Cambridge, 1995) |
| NCMH III |
The New Cambridge Medieval History, Volume III, c. 900-c. 1024, ed. T. Reuter (Cambridge, 1999) |