Hits 1-10 within 40 documents
Hits 1-10 within 40 documents
Author(s): Friedrich, Walter.- 1974. 27p.
Editor(s): Zentralinstitut für Jugendforschung (ZIJ).- 1970. 99p.
Author(s): Thyrolf, Monika.- 1970. 46p.
Editor(s): Zentralinstitut für Jugendforschung (ZIJ).- 1973. 8p.
Author(s): Bathke, Gustav-Wilhelm.- 1979. 10p.
Author(s): Pinther, Arnold; Mehlhorn, Hans-Georg.- 1975. 78p.
Author(s): Böttcher, Klaus.- 1979. 4p.
Author(s): Müller, Harry.- 1978. 58p.
Author(s): Süße, Heinz; Schmidt, Helfried; Holzweißig, Werner.- 1978. 59p.