00361nam a2200145Ia 4500008004100000020001800041041000800059082001400067100001000081245005600091260002000147300000900167365001600176700002300192230718s9999    xx            000 0 und d  a9781466572133  aeng  a005.8bWU  aWu J.  aIntroduction To Computer Networks And Cybersecurity  c2014bCRC Press  a1336  cRs.b895.00  aWu J. & Irwin J.D.