00365nam a2200145Ia 450000100060000000800410000602000180004704000130006508200180007810000190009624500770011526000090019230000110020154600070021210842140331s9999    xx            000 0 und d  a0-684-80353-4  cPK-LaUMT  a 155.9bTUR-L  aTurkle, Sherry  aLife on the screen : Identity in the age of the internetcTurkle, Sherry  c1995  a347 p.  aEN