Disgyblion heriol : galluogi mynediad : cwrdd ag anghenion cwricwlaidd disgyblion ag anawsterau emosiynol ac ymddygiadol. ISBN 1861122772. Published by Awdurdod Cymwysterau, Cwricwlwm ac Asesu Cymru in 2000. Publication and catalogue information, links to buy online and reader comments.