Mae Mister Arth yn dweud nos da
By: Debi Gliori ; [addasiad: Dylan Williams].
Contributors: Williams, Dylan.
Series: Mae Mister Arth yn dweud
Publisher: Cymdeithas Lyfrau Ceredigion
Published: 1998
Place of publication: Aberystwyth
Language: wel
Subjects: Bears -- Pictorial works -- Juvenile fiction.; Bedtime -- Pictorial works -- Juvenile fiction.
Genres: Pictorial works; Juvenile fiction.
Work titles: Mister Bear says good-night.
Notes: Arg. Saesneg gwreiddiol = Original English ed.: London: Orchard Books, 1995.

Addasiad Cymraeg gan = Welsh adaptation by: Dylan Williams.

Teitl clawr = Cover title.

Board book.

Addasiad Cymraeg o = Welsh adaptation of: Mister Bear says goodnight.