Elliw yr ellyll erchyll /
Andrew, Moira.
Jones, Ann Wynn.
Forsythe, Alison.
Caerdydd : Camfa,
1997.
Arg. Saesneg gwreiddiol = Original English ed.: Harlow: Longman Group, 1994
Addasiad Cymraeg gan = Welsh adaptation by: Ann Wynn Jones
Welsh language