Beicio mynydd
By: Jeremy Evans ; addasiad: Alwena Williams.
Contributors: Williams, Alwena.
Publisher: Gwasg Cambria
Published: 1995
Place of publication: Aberystwyth
Language: wel
Number of pages: 46
Subjects: Bicycle touring.; Bicycle trails.
Work titles: Offroad biking.
Notes: Arg. Saesneg gwreiddiol = Original English ed: Oxford : Heinemann Children's Reference, 1991.

Yn cynnwys mynegai = Includes index.

Addasiad Cymraeg o = Welsh adaptation of: Offroad biking.