Y gwalch, yr inc a'r bocsys : Gwasg Carreg Gwalch 1980-2010 /
Myrddin ap Dafydd.
Gwasg Carreg Gwalch (Firm)
Llanrwst : Gwasg Carreg Gwalch,
2010.
Gwasg Carreg Gwalch (Firm)
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