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| 008 | 140529s1989 xxu||||| |||| 00| 0 eng d | ||
| 041 | _aeng | ||
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_aOwens, David _9138592 |
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_aLevels of Explanation _c David Owens |
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_aCiencias Contemporáneas _9151670 |
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_tMind _gvol. 98, 1989, págs. 59-79 _wRev1408 |
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