Celf a chrefft.
Eisteddfod Genedlaethol Urdd Gobaith Cymru,author,issuing body.
Description based on: 31 Mai/5Mehefin 1993 ; title from title page
Latest issue consulted: 31 Mai/5Mehefin 1993
Eisteddfod Genedlaethol Urdd Gobaith Cymru