Hits 11-17 within 17 documents
Hits 11-17 within 17 documents
Author(s): Ronneberg, Heinz.- 1977. 80p.
Author(s): Pfeiffer, U.; Ulbrich, H.-J..- 1975. 20p.
Author(s): Gerth, Werner; Bertram, Barbara.- 1968. 68p.
Author(s): Gerth, Werner.- 1968. 73p.
Editor(s): Zentralinstitut für Jugendforschung (ZIJ).- 1973. 176p.
Author(s): Gerth, Werner; Kasek, Leonhard; Ulrich, Gisela; Thiele, Gisela; Fischer, Evelyne; Ulbrich, Klaus.- 1987. 45p.
Author(s): Fischer, Evelyne.- 1983. 40p.