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000378346 |
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20110720143301.0 |
| 008 |
020416s1972 fr ||||| eng |
| 035 |
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|a 6878173
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| 040 |
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|a Sistema de Bibliotecas de la Universidad de Costa Rica
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| 041 |
0 |
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|a eng
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| 082 |
0 |
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|a 574.5
|b U56e
|2 00
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| 110 |
1 |
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|a Unesco.
|b MAB
|e Autor/a
|4 aut
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| 245 |
1 |
0 |
|a Expert panel on project :
|b final report /
|c Unesco, MAB
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| 250 |
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|a [1. edition]
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| 260 |
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|a Paris :
|b La Organización,
|c 1972.
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| 300 |
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|b volúmenes; 27
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| 490 |
0 |
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|a MAB report series ;
|v 3-6, 8, 11-12, 19, 29)
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| 650 |
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|a ECOLOGIA
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| 650 |
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|a MEDIO AMBIENTE
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| 912 |
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|a 20-JUL-2011 - LEON SORIO, MARIA ELENA
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| 949 |
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|a LQ. -Ana Cristina
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| 916 |
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|a Reconversión
|