Institution
Zentralinstitut für Jugendforschung (ZIJ) (1)
Author
Hoffmann, A. (1)
Date Issued1974 (1)Document Typeresearch report (1)Keywordattitude (1)class (1)
DDR (1)
Einstellung (1)examination system (1)...view moreReviewreviewstatus unknown (1)Publication StatusUnknown (1)