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931102s1970 mx ||||| spa |
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|a 968240150X
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|a 21035
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|a Sistema de Bibliotecas de la Universidad de Costa Rica
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|a spa
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|a 511.1
|b N277se
|2 00
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|a National Council of Teachers of Mathematics
|e Autor/a
|4 aut
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245 |
1 |
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|a El sistema de los enteros /
|c National Council of Teachers of Mathematics. --
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250 |
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|a 1. edición --
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260 |
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|a México :
|b Trillas,
|c 1970.
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300 |
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|a 80 páginas ;
|c 23 cm.--
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490 |
0 |
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|a Colección temas de matemáticas
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500 |
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|a Reimpresiones: 1986.
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500 |
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|a Titulo original: The system of integers.
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912 |
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|a 20-JUL-2011 - SURG, HE
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949 |
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|a AP AP.
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916 |
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|a Registros del LS-2000
|