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_aBPGM _bspa |
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| 041 | _aspa | ||
| 100 | _aMESERVE, BRUCE ELWYN | ||
| 245 | 0 | _aINTRODUCCION A LAS MATEMATICAS | |
| 260 |
_bREVERTE _c1971 |
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| 336 |
_2rdacontent _atexto _btxt |
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| 337 |
_2rdamedia _asin mediación _bn |
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| 338 |
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_c19460 _d19460 |
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