Y gêm bêl-droed anhygoel o hir
By: Janet ac Allan Ahlberg ; addasiad Gruff Roberts.
Contributors: Ahlberg, Allan.
Series: Bechgyn Stryd Gul
Publisher: Gwasg Cambria
Published: 1996
Place of publication: Aberystwyth
Language: wel
Number of pages: 30
Work titles: The great marathon football match.
Notes: Cyhoeddiad Saesneg gwreiddiol = Original English publication: London:, William Collins and Co., 1976.

Addasiad Cymraeg gan = Welsh adaptation by: Gruff Roberts.

Addasiad Cymraeg o = Welsh adaptation of: The great marathon football match.