Teitl clawr = Cover title.
Y Swyddfa Cofnodion Troseddol : ffeithiau sylfaenol i wirfoddolwyr mewn ysgolion = Criminal Records Bureau : basic facts for school volunteers. ISBN 0750431482. Published by Llywodraeth Cynulliad Cymru in 2003. Publication and catalogue information, links to buy online and reader comments.