Pupils with ALN or SEN taught Welsh as a first language, by school, 2022 (Aberystwyth University), file type: ODS, file size: 87 KB
Disgyblion ag ADY neu AAA a ddysgir Cymraeg fel iaith gyntaf, gan yr ysgol, 2022 (Prifysgol Aberystwyth), Saesneg yn unig, math o ffeil: ODS, maint ffeil: 87 KB