000 00258nam a2200109Ia 4500
008 220201s1998 xx 000 0 eng d
100 _aMARTIN, J.
245 0 _aTELECOMMUNICATIONS & THE COMPUTER
260 _aDELHI
_bPHI
_c1998
300 _a720
942 _2ddc
999 _c67870
_d67870