Oxford Literary History of Wales Volume 2. Writing in Welsh, c. 1740-2010: A Troubled Heritage Chapman, T. Robin Innbundet / 2020 / Engelsk
Welsh Prophecy and English Politics in the Late Middle Ages Chapman, T. Robin Heftet / 2010 / Engelsk
Meibion Afradlon a Chymeriadau Eraill Golwg ar y Dymer Delynegol, 1891-1940 Chapman, T. Robin Heftet / 2004 / Walisisk
