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020 _a81-7758-961-X
080 _a621.395.721.5
_bDOD
100 _aDodd, Annabel Z.
_97730
245 _aThe essential guide to telecommunication
250 _a4th ed.
260 _aNew Delhi
_bPearson Education
_c2006
_96782
300 _axxii, 594p.
490 _a(Prentice Hall PTR essential guide series)
653 _aTelecommunication
_aWireless communication
_aMobile communication
_aInternet
942 _cBK
952 _w2009-10-21
_p00056418
_r2009-10-21
_40
_00
_bUL
_10
_o621.395.721.5 DOD
_d2009-10-21
_70
_2udc
_yBK
_aUL
999 _c8964
_d8963