Sylfeini
By: David Waugh, Tony Bushell.
Contributors: Waugh, David.; Bushell, Tony.; Canolfan Astudiaethau Addysg.
Publisher: Canolfan Astudiaethau Addysg
Published: 1993
Place of publication: Aberystwyth
Language: wel
Number of pages: 109
Subjects: Geography -- Study and teaching(Secondary)
Notes: Arg. Saesneg gwreiddiol = Original English ed.:Cheltenham:Stanley Thornes,1991.

Addasiad Cymraeg o = Welsh adaptation of:Key geography foundations.