Cymru Dafydd Ap Gwilym - Cerddi a Lleoedd / Dafydd Ap Gwilym's Wales - Poems and PlacesJohn K. Bollard, Anthony Griffiths · First published 2019Open the Tome
Owain Glyndwr: A Casebook (Liverpool Historical Casebooks)Michael Livingston, John K. Bollard, Robinson Ellis, Howard Williams · First published 2013Open the Tome
Companion Tales To The Mabinogi Legend And Landscape Of WalesJohn K. Bollard · First published 2007Open the Tome
The Kingfisher illustrated children's dictionaryJohn Grisewood, John K. Bollard, Joanne Grumet · First published 1994Open the Tome
