Institution
Zentralinstitut für Jugendforschung (ZIJ) (2)
Date Issued1977 (1)1974 (1)Document Typeresearch report (2)KeywordDDR (2)German Democratic Republic (GDR) (2)transportation system (2)
Verkehrswesen (2)
adolescent (1)...view moreReviewreviewstatus unknown (2)Publication StatusUnknown (2)