000 00520 a2200253 4500
001 137671
020 _a0
041 _aeng
080 _a621.39 Ins
245 _aSecond international symposium on subscriber loops and services, 3-7 May, 1976.
250 _a
260 _a
260 _bThe author, London,
260 _c1976
300 _ap.viii,209, 29cm.,
300 _c
490 _a
100 _aInst. of Ele.& Electr.Engrs.\
700 _a
650 _a
650 _a
942 _cBK
942 _2UDC
999 _c61325
_d61325