Llyfryddiaeth yr iaith Gymraeg
By: trefnwyd gan Marian Beech Hughes ; golygwyd gan J.E. Caerwyn Williams.
Contributors: Williams, J. E. Caerwyn
Publisher: Gwasg Prifysgol Cymru
Published: 1988
Place of publication: Caerdydd
Language: wel
Number of pages: 283
Subjects: Welsh language -- Bibliography.
Genres: Bibliography.
Notes: Includes indexes.