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110919s1956 r ||||| eng |
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|a 9305421
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|a Sistema de Bibliotecas de la Universidad de Costa Rica
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|a eng
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|a 310
|b J
|2 00
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|a Welch, Bruce L.
|d 1931-
|e Autor/a
|4 aut
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| 245 |
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|a On linear combinations of several variance.
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| 300 |
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|a 132-148.
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| 650 |
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|a ESTADISTICA MATEMATICA
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| 773 |
0 |
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|7 nnab
|t Vol.51, no.273 - Vol.51, no.276
|g Vol.51, no.273
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| 912 |
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|a 19-SEP-2011 - FALLAS GARRO, PAOLA
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| 917 |
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|a 19-SEP-2011 - FALLAS GARRO, PAOLA
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| 949 |
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|a -PFG
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| 916 |
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|a Reconversión
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