00510nam 2231382 450000100060000000300230000600500090002900800410003808200140007907200170009302000180011010000190012826000260014725000060017324500260017965000170020565000260022265000310024865000270027931382StarLibrary Marc Built20180420201711 ||||| |||||||||||amh  a621.38272 aintroduction a81-7758-263-1 aJohn J. Sramek bADDISON.WESLEY c2003 a3 aMobile Communications aintroduction amedium access control atelecommunications systems awireless transmissiion