Adam Usk
| Author(s) | Title | Reference | |
|---|---|---|---|
| Paul Strohm | C. Given-Wilson (ed. and trans.), The Chronicle of Adam Usk 1377- 1421 | 67/1, p. 125 | |
| R.T. Davies | Studies on Chaucer and his audience. (Les éditions 'L'éclair': Hull, Canada, 1956), by Mary Giffin | 27/2, p. 131 |