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|2 21
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| 100 |
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|a Polya, George
|e author
|9 422074
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| 245 |
1 |
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|a Cómo plantear y resolver problemas
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| 300 |
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|
|a 215 p
|
| 942 |
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|c BK
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| 945 |
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|d 19981209 00:00:00
|a crobeson
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| 260 |
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|
|a Ciudad de México
|b Trillas
|c 1965
|
| 650 |
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0 |
|a Matemática
|9 260235
|
| 650 |
|
0 |
|a Métodos de enseñanza
|9 270413
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| 650 |
|
0 |
|a Problemas, ejercicios, etc
|9 259377
|
| 650 |
|
0 |
|a Matemáticas
|x Enseñanza
|9 875527
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| 583 |
|
|
|a last modification
|c 19981209 00:00:00
|k Rodrigo Vera
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|c 277530
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|r 2025-01-07
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