Gwyrdd yw'r gorau
By: Sarah Allen ; lluniau gan Barry Green ; addasiad gan Dylan William.
Contributors: Green, Barry.; Williams, Dylan.
Series: Hwyliadur Sbondonics
Publisher: Gomer
Published: 1996
Place of publication: Llandysul
Language: wel
Number of pages: 48
Subjects: Recycling (Waste, etc.) -- Juvenile literature.; Games -- Juvenile literature.; Handicraft -- Juvenile literature.
Work titles: Good green fun.
Notes: Arg. Saesneg gwreiddiol = Original English ed.: Henderson Publishing, 1993.

Addasiad Cymraeg gan = Welsh adaptation by: Dylan Williams.

Wedi ei dyllu ar gyfer ei gynnwys mewn ffeil fodrwy = Perforated for inclusion in ring binder.

Testun tu mewn i'r clawr blaen = Text inside front cover.

Addasiad Cymraeg o = Welsh adaptation of: Good green fun.