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| 008 | 140529s1973 xxu||||| |||| 00| 0 eng d | ||
| 041 | _aeng | ||
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_aNyberg, David _9139154 |
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_aOn an Heroic Contribution to Useless Debate _c David Nyberg |
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_aEducación _986687 |
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_tEducational Theory _gvol. 23, nº. 3, 1973, págs. 260-266 _wRev1399 |
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_c512323 _d512323 |
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