00648nam a2200217 a 4500001001400000003000700014005001700021008004100038020002200079020002500101020001800126040000800144100001700152245007800169246004800247260003900295300003700334500001900371650002200390700001800412vtls000022600KUKTEM20251117144417.0071123t2007    maua   f      001 0 eng d  a0072257326 (pbk.)  a9780072257328 (pbk.)  a9780071257671  aUMP1 aBates, Regis10aPrinciples of voice & data communications /cRegis J. Bates, Marcus Bates3 aPrinciples of voice and data communications  aBoston :bMcGraw-Hill Irwin,c2007  axxviii, 782 p. :bill. ;c24 cm.  aIncludes index 0aTelecommunication1 aBates, Marcus