000 00368pam a2200169 a 4500
020 _c
041 _h
082 _a621.387
_bALI
100 _aALI S.R.
245 _aDIGITAL SWITCHING SYSTEMS/
_hTextual Documents
250 _a01-01-2002.
260 _bTATA MC GRAW HILL
300 _axv/219
500 _a2593
653 _aDIGITAL ELECTRONICS
930 _a2390
999 _c45615
_d45615