Eiddwen a'r anghenfil /
Crebbin, June.
Ross, Tony.
Williams, Non Vaughan.
Llandysul : Gomer,
2005.
Argraffiad Saesneg gwreiddiol = Original English edition : London : Walker Books, 1998.
Addasiad Cymraeg gan = Welsh adaptation by : Non Vaughan Williams.
Monsters
Sisters
Children's stories, Welsh.