 
| Type | Valeur | 
|---|---|
| Titre | Legacy NFS Source: Cadwallan - | 
| Personnes | 
|---|
|  CADWALLON Lawhir ap Einion King of Gwenydd | 
| Stirnet.com, Peter Barns-Graham, Chairman, Name: http://www.stirnet.com;, Page number: Wales02 | 
| Peter Barns-Graham, Chairman, Stirnet.com (http://www.stirnet.com). |