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00707nam a22001931a 4500 |
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UNA01000042190 |
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20120328190741.0 |
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080728s1970 000 0 spa d |
040 |
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|a Sistema de Bibliotecas de la Universidad Nacional de Costa Rica
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082 |
0 |
4 |
|a 372.7
|b N277L
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100 |
1 |
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|a National Council of Teachers of mathematics
|
245 |
1 |
0 |
|a Lógica /
|c National Council of Teachers of Mathematics, Centro Regional de ayuda técnica
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250 |
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|a 1a. ed.
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260 |
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|a México :
|b Editorial Trillas ,
|c 1970
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300 |
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|a 64 p. ;
|c 22 cm.
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500 |
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|a Título original: Topics in mathematics for elementary school teachers
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650 |
0 |
4 |
|a LOGICA
|
650 |
0 |
4 |
|a MATEMATICAS
|
700 |
1 |
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|a Centro Regional de ayuda técnica
|