Gregory I
| Author(s) | Title | Reference | |
|---|---|---|---|
| Rosemary Woolf | The Advent Lyrics of the Exeter Book, by Jackson J. Campbell | 29/2, p. 125 | |
| 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 |