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_aAyensa, Alfonso. _98998 |
| 245 | _aRepertorio bibliográfico de ciencia y tecnología | ||
| 260 |
_aMéxico, D.F. : _bConsejo Nacional de Ciencia y Tecnología, _c1975- |
||
| 300 | _av | ||
| 500 | _aLa biblioteca tiene: v.1, v.2, v.4, v.5, v.6, v.7, v.9 | ||
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_aBATCH-UPD _b10 _c20130110 _lUCH01 _h0022 |
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| 650 | 1 | 4 |
_aCiencia _xBibliografía. _923110 |
| 650 | 1 | 4 |
_aTecnología _xBibliografía. _9111940 |
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