Hits 1-4 within 4 documents
Hits 1-4 within 4 documents
Author(s): Wirth, Heike; Lüttinger, Paul.- 1998. 27,9p.
Author(s): Becker, Irene.- 2014. 48p.
Author(s): Blossfeld, Hans-Peter; Drobnic, Sonja; Rohwer, Götz.- 1996. 44p.
Author(s): Bohrhardt, Ralf; Leibfried, Stephan.- 1999. 38p.