C. Ll. Griffith
13 published titles
Wncwl Em o America
1 edition
- ISBN: 0863832024
- Gwasg Gomer
- 1986
- Details
- ISBN: 0863832075
- Gwasg Gomer
- 1986
- Details
Helbul yn y syrcas
1 edition
- ISBN: 0863832121
- Gwasg Gomer
- 1986
- Details
- ISBN: 0863832172
- Gwasg Gomer
- 1986
- Details
- ISBN: 086383227X
- Gwasg Gomer
- 1986
- Details
Wncwl Em a'r gêm fawr
1 edition
- ISBN: 0863832962
- Gwasg Gomer
- 1986
- Details
Darllen yn y Gymraeg mewn ysgolion eynradd : adradoliad byr ar Arolwg Darllen Cymraeg y SCYA, 1984, ymhlith disgyblion 10-11 oed iaith gyntaf ac ail iaith
(Contributor)
1 edition
Welsh speaking survey 1985 : among 10-11 year old pupils, first and second language
(Contributor)
1 edition
- National Foundation for Educational Research in England and Wales
- 1987
- Details
Welsh reading survey 1984 : among 10-11 year old pupils, first and second language
(Contributor)
1 edition
- National Foundation for Educational Research in England and Wales
- 1987
- Details
Survey of Welsh oracy, 1989 : among first and second language pupils aged 13+
(Contributor)
1 edition
- National Foundation for Educational Research in England and Wales
- 1989
- Details
Survey of Welsh reading and writing,1988 : among first and second language pupils aged 13+
(Contributor)
1 edition
- National Foundation for Educational Research in England and Wales
- 1989
- Details
Arolwg llafaredd Cymraeg 1989 : ymhlith disgyblion 13 oed iaith gyntaf ac ail iaith
(Contributor)
1 edition
Arolwg darllen ac ysgrifennu Cymraeg 1989 : ymhlith disgyblion 13+ oed, iaith gyntaf ac ail iaith
(Contributor)
1 edition
