Alcoholwyr Anhysbys
By: cyfieithwyd gan Goronwy Wyn Owen.
Series: Cyfres elusennau
Publisher: CanolfanGenedlaethol Addysg Grefyddol
Published: 1987
Place of publication: Bangor
Language: wel
Number of pages: 49
Subjects: Alcoholics Anonymous.
Work titles: Alcoholics Anonymous.