Yn cynnwys dalen rhydd = Includes loose leaf as insert.
Teitl clawr = Cover title.
Cynllun iaith Gymraeg : dogfen ddrafft ymgynghorol : paratowyd o dan Ddeddf yr Iaith Gymraeg 1993 by Council of Museums in Wales. Published by Cyngor Amgueddfeydd yng Nghymru in 2000. Publication and catalogue information, links to buy online and reader comments.