Extent: | XVII, 348 S. : graph. Darst. |
---|---|
Series: | Acta Universitatis Upsaliensis / Uppsala studies in education. - Stockholm : Almqvist & Wiksell, ISSN 0347-1314. - Vol. 31 |
Type of publication: | Book / Working Paper |
ISBN: | 91-554-2493-7 |
Source: |
Persistent link: https://www.econbiz.de/10004069897