00326nam a22001217a 4500020001800000040000900018082001700027100002000044110001700064245003900081260004500120650003900165  a9788120336070  cNust  a621.385bPAL  aT.G. Palanivelu  aR. Nakkeeran  aWireless and Mobile Communications  aNew Delhi:bPHI Learning Pvt Ltd,c2009.  aWireless and Mobile Communications