00377nam a2200145Ia 45000010005000000080041000050200018000460400013000640820018000771000022000952450055001172600027001723000011001996500021002103788140317s9999    xx            000 0 und d  a0-7668-1100-X  cPK-LaUMT  a 004.6bMIL-D  aMichael A. Miller  aData and network communicationscMichael A. Miller  aAfrica:bDelmar,c2000  a522 p.  aComputr networks