Institution
Zentralinstitut für Jugendforschung (ZIJ) (1)
Author
Heinicke, Hans (1)
Voß, Peter (1)
Date Issued
1977 (1)
Document Typeresearch report (1)Keywordadolescent (1)Breitensport (1)competitive sports (1)DDR (1)Freizeit (1)...view moreReviewreviewstatus unknown (1)Publication StatusUnknown (1)