Ann Hygoel a'r cas wir
By: Stephen Elboz ; lluniau gan Judy Brown ; [addasiad Cymraeg gan Juli Paschalis].
Contributors: Brown, Judy, 1962-; Paschalis, Juli.
Series: Coeden ddarllen Rhydychen
Publisher: Gwasg Addysgol Drake
Published: 2002
Place of publication: Caerdydd
Language: wel
Number of pages: 55
Subjects: Heroes -- Juvenile fiction; Welsh language -- Readers
Genres: Juvenile fiction.; Readers.
Work titles: Kid wonder and the terrible truth.
Notes: Argraffiad Saesneg gwreiddiol = Original English edition : Oxford : Oxford University Press, 1999.

Addasiad Cymraeg gan = Welsh adaptation by : Juli Paschalis.

Addasiad Cymraeg o = Welsh adaptation of : Kid wonder and the terrible truth.