Chronicle of the Kings of England, c. 1135, by William of Malmesbury @ p. 97
The cited information was published by Henry G. Bohn, London, 1847 (Ref: p. 97) The author/originator was Giles, John Allen, translator.
References (2)
Parent Source:
Chronicle of the Kings of England, c. 1135, by William of Malmesbury
Individual:
King 'noble Wolf' King of England Ethelwulf