Drama CA3 : ysgogi gwaith drama yng nghyfnod allweddol 3.
National Language Unit of Wales.
Welsh Joint Education Committee.
Caerdydd : Uned Iaith Genedlaethol Cymru,
1999.
Cyhoeddwyd dan nawdd Cynllun Adnoddau Cyd-bwyllgor Addysg Cymru = Published under the auspices of the Welsh Joint Education Committee Resources Project.