William Somner
| Author(s) | Title | Reference | |
|---|---|---|---|
| C.L. Wrenn | Pre-Feudal England : The Jutes. Oxford Historical Series, by J. E. A. Jolliffe, G. N. Clark, C. R. Cruttwell, F. M. Powicke | 3/2, p. 155 | |
| C.R. Cheney | Canterbury under the Angevin Kings, by William Urry | 37/2, p. 229 |