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| 008 | 200131s9999 xx 000 0 und d | ||
| 020 | _a9786071511447 | ||
| 100 | 1 | _aSapag, jose manuel, puelma | |
| 245 | 0 | _aPreparacion y evaluacion de proyectos, sapag ,2014 | |
| 250 | _a6ta.ed | ||
| 264 |
_aMexico, _c 2014 |
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| 336 | _atxt | ||
| 337 | _an | ||
| 338 | _anc | ||
| 500 | _aCompra Para El Campus Portoviejo (1{Rpara} | ||
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