Yn sydyn!
By: geiriau a lluniau gan Colin McNaughton ; addasiad Dylan Williams.
Publisher: Cymdeithas Lyfrau Ceredigion
Published: 1997
Place of publication: Aberystwyth
Language: wel
Number of pages: 24
Subjects: Wolves -- Juvenile fiction.; Swine -- Juvenile fiction.
Work titles: Suddenly!.
Notes: Arg. Saesneg gwreiddiol = Original English ed.: Llundain: Andersen Press,1994.

Addasiad Cymraeg gan = Welsh adaptation by: Dylan Williams.

Lluniau ar y cloriau tu mewn = Illustrations on inside covers.

Addasiad Cymraeg o = Welsh adaptation of: Suddenly!.