InstitutionZentralinstitut für Jugendforschung (ZIJ) (2)AuthorHoffmann, A. (1)Date Issued
1974 (2)
Document Type
research report (2)
Keywordattitude (2)class (2)DDR (2)Einstellung (2)examination system (2)...view moreReview
reviewstatus unknown (2)
Publication StatusUnknown (2)