Hits 1-10 within 12 documents
Hits 1-10 within 12 documents
Author(s): Bonus, Hans.- 1970. 35p.
Author(s): Weisbrod, Monika.- 1970. 30p.
Author(s): Förster, Peter.- 1976. 19p.
Editor(s): Zentralinstitut für Jugendforschung (ZIJ).- 1972. 26p.
Author(s): Hoffmann, Achim.- 1972. 22p.
Editor(s): Zentralinstitut für Jugendforschung (ZIJ).- 1972. 18p.
Author(s): Neise, Ulrich; David, Wolfgang.- 1972. 17p.
Author(s): Lange, G..- 1983. 42p.
Author(s): Mehlhorn, Hans-Georg.- 1977. 40p.
Author(s): Vetter, Berndt.- 1970. 20p.