000 00316nam a2200133Ia 4500
100 _aUyless Black
020 _a0-13-051500-0
654 _aCOMMUNICATION
942 _cBK
245 _aEmerging communications technologies
260 _aPrentice Hall, New Jersey
_cc1994
082 _a384.5 Bla
300 _axix,428p
999 _c26435
_d26435