Hits 1-4 within 4 documents
Hits 1-4 within 4 documents
Author(s): Braun, Bernard; Klenk, Tanja; Kluth, Winfried; Nullmeier, Frank; Welti, Felix.- 2008. 300p.
Editor(s): Zentralinstitut für Jugendforschung (ZIJ).- 1972. 22p.
Author(s): Schmidt, Ulrike.- 2008. 11, 1, 4p.
Author(s): Dohmen, Dieter; Hesselle, Vera de; Kunzler, Andreas.- 2009. 90p.