000			00378 a2200157 4500
020			_a8176565695
082			_a621.385 _bCAR
090			_c13294 _d19527
100			_aCaristi, Anthony J.
245			_aElectronic telephone projects
250			_a2nd.
260			_aNew Delhi _bBPB Publications _c1989 _g1989
300			_aviii, 244p. _c21cm.
650			_aTELEPHONY
942			_cL
999			_c41633 _d41633