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