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| 008 | 170722s9999 xx 000 0 und d | ||
| 100 | _aMachlup, Fritz | ||
| 245 | _aProduction and distribution of knowledge in the United States / | ||
| 260 | _c1962. | ||
| 653 | _aUnited States | ||
| 653 | _aUniverse of Knowledge | ||
| 942 | _cGEN | ||
| 999 |
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