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999 _c57211
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020 _a0-256-25277-7
041 _aen
082 _a4
100 _aHUTCHINSON, Sarah E.
_91855
110 _aSawyer, Stacey C.
_91843
245 0 _aComputers, Commucations and Information
_bA User's Introduction
260 _aNew delhi
_bIrwin McGraw Hill
_c1998
300 _axvi, 14.46p.
650 _aComputer
_91856
650 _aCommunication
_91857
650 _aInformation
_91858
942 _cPR
_2ddc