000 00305pam a2200133 a 4500
020 _c
041 _h
100 _aBELLAMY (John C.)
_eauthor
245 _aDigital Telephony
_hTextual Document
250 _a3rd
260 _bWiley India Pvt. Ltd. New Delhi
_c2011
300 _avii, 643
930 _a2558
999 _c821772
_d821772