Creaduriaid rhyfedd
By: David Smith a Derek Newton ; cyfieithwyd gan E. Ellis Jones ; darluniau gan Chris Simmonds John Plumb & David Farris.
Contributors: Newton, Derek.
Series: Rhyfeddodau'r byd
Publisher: Blackie
Published: 1972
Place of publication: London
Language: wel
Number of pages: 16
Work titles: Strange creatures.