InstitutionZentralinstitut für Jugendforschung (ZIJ) (2)AuthorLindner, Bernhard (1)Müller, Margrit (1)Stiehler, Hans-Jörg (1)Tinschert, Ulrich (1)Date Issued1987 (1)1982 (1)Document Typeresearch report (2)KeywordDDR (2)Fachliteratur (2)German Democratic Republic (GDR) (2)
technical literature (2)
adolescent (1)...view moreReview
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