Teitl clawr = Cover title.
Dylunio a thechnoleg - un o bob pump : dylunio a thechnoleg a disgyblion ag anghenion arbennig. ISBN 1861121830. Published by Awdurdod Cymwysterau, Cwricwlwm ac Asesu Cymru in 1998. Publication and catalogue information, links to buy online and reader comments.