Hits 1-9 within 9 documents
Hits 1-9 within 9 documents
Author(s): Gerth, Werner.- 1980. 11p.
Author(s): Carl, Christine; Ronneberg, Heinz; Scholz, Lothar.- 1980. 22p.
Editor(s): Zentralinstitut für Jugendforschung (ZIJ).- 1970. 161p.
Author(s): Kasek, Leonhard.- 1977. 33p.
Editor(s): Zentralinstitut für Jugendforschung (ZIJ).- 1979. 30p.
Author(s): Müller, Harry.- 1975. 56p.
Author(s): Schmidt, H..- 1980. 37p.
Author(s): Kasek, Leonhard; Heise, Ulrich.- 1976. 35p.
Editor(s): Zentralinstitut für Jugendforschung (ZIJ).- 1980. 105p.