000 00317nam a2200121Ia 4500
100 _aReeve, Whitham D
020 _a81-7224-439-8
942 _cBK
245 _aSubscriber loop signaling and transmission handbook analog
260 _aJaico Publishing House, Bombay
_c1995
082 _a621.382 Ree
300 _axiv,289
999 _c29550
_d29550