| title | ISBN-13 | year of publica- tion | other author(s) |
|---|---|---|---|
| Mediaeval Fortifications | 978-0-7185-1392-4 | 1991 | |
| Medieval Fortifications | 978-0-8264-7886-3 | 1990 | |
| The Medieval Castle in Ireland and Wales: Essays in Honour of Jeremy Knight | 978-1-85182-726-8 | 2002 | Kieran O'Conor |
| The Medieval Castles of Wales | 978-0-7083-2180-5 | 2010 | |
J.K · J. Kenyon · J R · John K · John Kenyon · John R. · R.K.
Continuum · Four Courts Press Ltd · Leicester University Press · University of Wales Press