000 00322nam a2200133Ia 4500
008 180112s9999||||xx |||||||||||||| ||und||
020 _a9780139024948
100 _aMARTIN J
245 0 _aTELECOMMUNICATION AND THE COMPUTERS
250 _aFirst
260 _aALLAHBAD
_bP.H.I PUBLISHER-1
_c1992
300 _a720
650 _aNone
942 _cGEN_BK
999 _c3095
_d3095