000 00243nam a22000977a 4500
245 _aINFORMATION TECHNOLOGY
260 _aNEW DELHI
_bEFY ENTERPRISES PVT LTD
_c1998
650 _aTELECOMMUNICATION,
942 _cBV
952 _ISEP 1998 : MAR 1999
999 _c42772
_d42772