Cofiant Agricola, Llywodraethwr Prydain /
Tacitus, Cornelius.
Morris, Arthur Owen.
Jones, J. Ellis.
Evans, D. Ellis.
University of Wales.Guild of Graduates.Pwyllgor Adran Glasurol.
Caerdydd [Cardiff] : Gwasg Prifysgol Cymru,
1975.
Index.
Bibl.: p.225-232.
Agricola, Gnaeus Julius, 40-93.