Y Llewod a'r trên sgrech
By: Dafydd Parri ; y lluniau a'r clawr Elwyn Ioan.
Series: Cyfres yLlewod -- 17
Publisher: Y Lolfa
Published: 1978
Place of publication: Talybont, Ceredigion
Language: wel
Number of pages: 93
Subjects: Children's literature, Welsh.
Notes: ISBN 0-904864-66-9 Pbk , £0.85.