00397nam a2200157Ia 450000100060000000800410000602000180004704000130006508200180007810000230009624500420011925000080016126000520016930000110022154600070023226482140414s9999    xx            000 0 und d  a81-203-2175-8  cPK-LaUMT  a 004.6bTAN-C  aAndrew S. Tanebaum  aComputer networkscAndrew S. Tanebaum  a4th  aNew Delhi,India:bPrentice Hall of India,c2002  a891 p.  aEN