00586nam a2200181 a 4500001001400000003000400014008004100018020002900059050002200088245010200110250001200212260004200224300001700266650005000283650002200333700002000355700002900375vtls000081047MTX100830 2008       a          000   eng    a9780240810621 /c1438.0000aTK5101bC811 200810aCommunication technology update and fundamentals /ceditors, August E. Grant, Jennifer H. Meadows  a11th ed  aBoston :bFocal Press/Elsevier,c2008  a360 p :bill 0aTelecommunicationxTechnological innovations. 0aTelecommunication1 aGrant, August E1 aMeadows, Jennifer Harman