WDR ComputerClub - Juni 1996
28:25
WDR ComputerClub classic - April 1997
43:57
WDR ComputerClub - Dezember 1996
44:23
WDR ComputerClub - April 1996
43:14
WDR ComputerClub - Februar 1996
43:56
WDR ComputerClub - Mai 1995
56:23
WDR Computerclub Classic und Praxis 02/98
44:54
WDR Computerclub 10/95
43:54