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| 008 | 971013s1980 r 00010 d | ||
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| 100 | 0 | 0 |
_aAcademia Nacional de Ciencias Forestales. México. _9381 |
| 245 | _aHomenaje al Dr. Enrique Beltrán | ||
| 260 |
_aMéxico, D.F. : _bLa Academia, _c1980 |
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| 300 |
_a46 p. _b: ilus. |
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_aBATCH-UPD _b10 _c20130110 _lUCH01 _h0139 |
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| 590 |
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| 590 |
_aCONVERSION _b10 _c20130109 _lUCH01 _h1306 |
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| 650 | 1 | 4 |
_aBiólogos mexicanos. _912841 |
| 700 | 0 |
_aBeltrán, Enrique. _911476 |
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