Title
- Ad adolescentes de legendis libris gentilium1
- Ad statutum positum sub rubrica de contractibus cum minoribus1
- Additions1
- Admonitio ad Nonsuindam reclusam1
- Against Apion1
- Alphabets1
- Alphonsine Tables1
- Annotations1
- Annuntiatio sacri jubilaei1
- Antidoti in Poggium1
- Antiphons1
- Apologia cuiusdam regiae famae studiosi1
- Apologia pro rege Christianissimo contra Caesarianos1
- Arguments1
- Arithmetica theorica1
- Ars computistica1
- Ars epistolandi1
- Ascetic texts1
- Astrological medicine1
- Astrological texts1