00607nam a2200169Ia 4500008004100000041000800041082001500049100002600064245003900090250001200129260002800141365001600169700002600185906003000211999001900241952017700260230718s9999    xx            000 0 und d  aeng  a004.6bHAL  aHallberg B.A.9155042  aNetwork Security A Beginners Guide  a3rd ed.  c2004bTata McGraw- Hill  cRs.b295.00  aHallberg B.A.9155042  d4602/25.07.2005cCOMPb59  c310830d310830  00104070aCCEPbCCEPd2005-08-05eVarma Book DistributorsfCOMPg236.00i4602/25.07.2005l0o004.6pCCEP-BK-22037r2023-07-18 00:00:00t59v295.00w2005-07-25yBKz022037