000 00511nam a2200193 i 4500
001 11157
003 BD-DhUET
008 750220s1975 njua 001 0 eng
020 _a081045808X
040 _aDLC
_cDLC
_dBD-DhUET
082 0 0 _a623.877
_bTAL/1975
100 _aTalley, David
245 1 0 _aBasic electronic switching for telephone systems
250 _a1st ed.
260 _aNew Jersey
_bHayden Book
_c1975
300 _a228 p.
_bill.
_c22 cm.
650 0 _aTelephone switching systems
942 _cGB
999 _c11157
_d11157