000 00356pam a2200133 a 4500
020 _a0136121292 (hardcover : alk. paper)
082 0 0 _a621.382
100 1 _aCole, Marion.
245 1 0 _aTelecommunications /
_cMarion Cole.
264 _aUSA
_bPrentice Hall
_c1999
300 _axix, 571 p. :
_bill., maps ;
650 0 _aTelecommunication.
942 _2lcc
_cBK
999 _c12558
_d12558