Bwystfil a'r Betsan, Y: Sioe Fawr y Bwystfil, Paperback

A Welsh adaptation by Elidir Jones of The Beast and the Bethany: Revenge of the Beast by Jack Meggitt-Phillips. -- Cyngor Llyfrau Cymru

• Publisher: Atebol Cyfyngedig
• Author(s): Jack Meggitt-Phillips
• Translator: Elidir Jones
• Number of pages: 288
• Publication date: 2022
• Dimensions: 129 x 198 x 22
• Cover type: Paperback / softback
• Illustrator: Isabelle Follath