Plantagenet Ancestry of King Edward III and Queen Philippa @ p. 232
The cited information was published by Pioneer Genealogical Society, Salt Lake City, 1985 (Ref: p. 232) The author/originator was Moriarty, George Edward.
References (2)
Parent Source:
Plantagenet Ancestry of King Edward III and Queen Philippa
Individual:
Bertha de (Bertha D'Autun, Auba) Autun