Harris, C. Glacially deformed bedrock at Wylfa Head, Anglesey, North Wales - London Geological Society of London 1991 - pp. 135-142 ilus. - Geological Society Engineering Geology Special Publication n.7 . Subjects--Topical Terms: DEFORMACIONEROSIONGLACIOTECTONICASUELOS HELADOS Subjects--Geographic Terms: ESCOCIA Universal Decimal Class. No.: 624.131:551.79/F76|20