The IEA study of written composition
| Awdur Corfforaethol: | |
|---|---|
| Awduron Eraill: | , , |
| Fformat: | Llyfr |
| Iaith: | English |
| Cyhoeddwyd: |
Oxford, England, New York
Published for the International Association for the Evaluation of Educational Achievement by Pergamon Press
1988-1992.
|
| Rhifyn: | 1st ed. |
| Cyfres: | International studies in educational achievement
v. 5-6 |
| Pynciau: |