InstitutionZentralinstitut für Jugendforschung (ZIJ) (1)AuthorHoffmann, A. (1)Date Issued
1974 (1)
Document Type
research report (1)
Keywordattitude (1)class (1)DDR (1)
Einstellung (1)
examination system (1)...view moreReview
reviewstatus unknown (1)
Publication StatusUnknown (1)