'Astudiaeth gomisiynwyd gan tai Cymru' _ t.p.
Rheolaeth a lles : gwerthusiad cartrefi anghenion arbennig yng Nghymru by Ian Shaw. ISBN 1873306075. Published by Canolfan Astudiaethau Gwaith Cymdeithasol ac Uned Ymchwil Cymdeithasol in 1992. Publication and catalogue information, links to buy online and reader comments.