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900 | 0 | 0 | _a19990831 |
901 | 0 | 0 | _aENG |
903 | 0 | 0 | _a50349 |
245 | 0 | 0 | _aUnderstanding Computers : Revolution in Science |
100 | 0 | 0 | _aVirginia, Time-Life Books |
902 | 0 | 0 | _a502.85 |
260 | 0 | 0 |
_aVirginia _bTime-Life Books |
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