Hits 11-20 within 24 documents
Hits 11-20 within 24 documents
Author(s): Hopfer, R.; Wolf, A..- 1970. 26p.
Editor(s): Zentralinstitut für Jugendforschung (ZIJ).- 1970. 323p.
Editor(s): Zentralinstitut für Jugendforschung (ZIJ).- 1970. 78p.
Author(s): Vetter, Berndt.- 1970. 20p.
Author(s): Mühlhausen, Aribert.- 1970. 112p.
Author(s): Siegel, Ulrike.- 1970. 53p.
Author(s): Gerth, Werner.- 1970. 43p.
Author(s): Siegel, Ulrike.- 1970. 25p.
Author(s): Schumann, Lothar; Wiedemann, Dieter.- 1970. 52p.
Editor(s): Zentralinstitut für Jugendforschung (ZIJ).- 1970. 44p.