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| 100 | _aEncyclopaedia Britannica INC | ||
| 942 | _cBK | ||
| 245 | _a1984, Year Book Of Science And the Future | ||
| 260 |
_aChicago _bEncyclopaedia Britannica INC _c1983 |
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| 082 |
_aR _b505.8/E.B. |
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| 300 | _a446 | ||
| 546 | _aEnglish | ||
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