000			00553nam a22001697a 4500
008			240904b |||||||| |||| 00| 0 eng d
020			_a9780134506791
050			_aTK 5105 .5 .D63 2019 _b19287
100			_aDodd, Annabel Z.
245			_aThe essential guide to telecommunications / _cAnnabel Z. Dodd.
250			_a6th ed.
260			_aBoston, MA : _bPearson Education, Inc., _c2019.
300			_axxiii, 438 p.
521			_aIncludes Index.
650			_a1. Telecommunications. 2. Telecommunications Industry. 3. Telephones.
942			_2lcc _cBK
999			_c13604 _d13604