Robat Powell
· 12 obras en el catálogo
Obras

Helynt haf
Report on the survey of listening comprehension skills among 11 year-old pupils learning Welsh as a second language, 1980
Survey of writing among 10-11 year old first language Welsh pupils
Adroddiad ar yr arolwg sgiliau siarad ymhlith dysgwyr Cymraeg 10-11 oed, 1981
Welsh speaking survey, 1985
Welsh reading survey, 1984
Survey of Welsh reading and writing, 1988, among first and second language pupils aged 13+
Survey of Welsh oracy, 1989, among first and second language pupils age 13+
