00290nam a2200109 a 450000500170000000800410001704100080005810000220006624500640008826400200015230000080017220260717091957.0260717s2004    ii            000 0 eng d  aeng1 aStalling, William10aWireless Communications and Networking /cStalling, William 1bPearson,c2004.  a584