Apologia
| Author(s) | Title | Reference | |
|---|---|---|---|
| Charles S.F. Burnett | The works of Petrus Alfonsi: questions of authenticity | 66/1, p. 42 |
| Author(s) | Title | Reference | |
|---|---|---|---|
| D.J.A. MATTHEW | The 'Things of Greater Importance': Bernard of Clairvaux's 'Apologia' and the Medieval Attitude toward Art, by C. Rudolph | 61/2, p. 303 |