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020 _a0394390598
040 _aGCL /
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082 0 4 _a004.16
_bJ M
100 1 _aJOHNSTON, RANDOLPH
245 1 0 _aMICROCOMPUTERS : CONCEPTS AND APPLICATIONS /
_cJOHNSTON, RANDOLPH
260 _aنيويورك :
_bMITCHELL BEAZLEY ،
_c1987
300 _a23 CM ؛
_c191 P
650 0 4 _aMICRO COMPUTERS
650 0 4 _aWORD PROCESSING
650 0 4 _aMICRO COMPUTER SOFTWARE
650 0 4 _aDATABASE
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999 _c8536
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