Arolwg: : ansawdd y famiaith, gwallau iaith, cywirdeb iaith, a gramadeg.
- NLW facs 646
- Ffeil
Photocopy of Neil Sulley of the National Library of Wales's thesis 'Arolwg: ansawdd y famiaith. gwallau iaith, cywirdeb iaith, a gramadeg', submitted in partial fulfillment for the degree of BA in the Department of Welsh at University College of Wales, Aberystwyth.
Sulley, Neil