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00705nam a2200205 u 4500 |
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20110415091351.0 |
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950503s1991 xxu ||||| eng |
| 035 |
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|a 142939
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| 040 |
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|a Sistema de Bibliotecas de Universidad de Costa Rica
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|a eng
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| 082 |
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|a 616.043
|b R425r
|2 00
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| 245 |
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|a Reproductive and developmental toxicants :
|b regulatory actions provide uncertain protection
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| 260 |
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|a Washington :
|b U.S. General Accounting Office,
|c 1991.
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| 300 |
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|a 116 páginas :
|b ilustraciones
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| 650 |
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|a DEFORMIDADES
|x ASPECTOS GENETICOS
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| 650 |
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|a PRODUCTOS QUIMICOS
|x TOXICOLOGIA
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| 912 |
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|a 15-APR-2011 - CATALOG, HE
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| 949 |
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|a YV b. ECA
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| 916 |
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|a Registros del LS-2000
|