00364nam a22001217a 4500008004100000020001800041100001800059245005200077250001700129260003800146300001600184650004200200200313b           ||||| |||| 00| 0 eng d  a9798181475939  aKumar, Anurag10aCommunication networking:an analytical approach  a1st rev. ed.  aNew Delhi:bReed Elsevier,c2006.  axxvii,929p. 0aTelecommunication - Switching systems