Llio Rhydderch

title	ISBN-13 (ISBN-10)	year of publica- tion	other author(s)
Telynorion Llannerch-y-medd/ The Harpers of Llannerch-y-head: Teulu'r Britannia Az Erall/The Britannia Family and Others	978-1-9O2565-O2-6 (1-9O2565-O2-9)	2000	Huw Roberts