00379nam a2200145Ia 4500008004100000020002200041100002100063245002500084250000800109260001400117260003000131260000900161300001000170650005300180221231s9999    xx            000 0 und d  a978-81-224-2767-7  aChoudhury Roy D. 0aNetworks and Systems  a2nd  aBangalore  bNew Age International Pub  c2011  a946 P  aElectronics and Communication, Telecommunication