InstitutionZentralinstitut für Jugendforschung (ZIJ) (1)AuthorGerth, Werner (1)Ronneberg, Heinz (1)Date Issued1974 (1)Document Typeresearch report (1)Keywordachievement (1)achievement orientation (1)adolescent (1)apprentice (1)attitude (1)...view moreReview
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