Hits 11-20 within 54 documents
Hits 11-20 within 54 documents
Author(s): Prüfer, Peter; Porst, Rolf.- 2010. 35p.
Author(s): Menning, Sonja.- 2007. 30p.
Author(s): Haerpfer, Christian; Wallace, Claire.- 1998. 22p.
Author(s): Patzwald, Katja.- 2001. 41p.
Editor(s): Zentralinstitut für Jugendforschung (ZIJ).- 1972. 18p.
Author(s): Witte, Erich H.; Janetzki, Evelyn.- 2004. 21p.
Author(s): Papastefanou, Georgios; Rojas, Osvaldo.- 1997. 28p.
Author(s): Lord, Christopher.- 2015. 33p.
Author(s): Bulmahn, Thomas.- 2000. 26p.
Author(s): Nolte, Detlef.- 2005. 89-104p.