Hits 1-10 within 28 documents
Hits 1-10 within 28 documents
Author(s): Mühlhausen, Aribert; Thyrolf, Monika; Pfeiffer, U.; Wiedemann, Dieter; Schmidt, G.; Kaftan, Burkhard; Schulze, H.; Bonus, Hans; Neise, Ulrich; Hoffmann, J.; Sieber, W..- 1971. 53p.
Author(s): Friedrich, Walter.- 1974. 27p.
Author(s): Bonus, Hans.- 1970. 35p.
Author(s): Weisbrod, Monika.- 1970. 30p.
Author(s): Gerth, Werner; Bertram, Barbara.- 1970. 71p.
Author(s): Thyrolf, Monika.- 1970. 46p.
Author(s): Kaftan, Burkhard.- 1971. 26p.
Editor(s): Zentralinstitut für Jugendforschung (ZIJ).- 1974. 31p.
Author(s): Lauer, Guido.- 1975. 12p.
Editor(s): Zentralinstitut für Jugendforschung (ZIJ).- 1975. 2p.