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00710nam a22002051a 4500 |
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20120328191312.0 |
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080728s1991 000 0 eng d |
| 020 |
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|a 9241208074
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| 040 |
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|a Sistema de Bibliotecas de la Universidad Nacional de Costa Rica
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| 082 |
0 |
4 |
|a 614.7
|b W927e
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| 100 |
1 |
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|a World health organization
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| 245 |
1 |
0 |
|a Enviromental health in urban development :
|b report of a WHO expert committee /
|c World Health Organization
|
| 260 |
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|a Geneva, Suiza :
|b The Organization ,
|c 1991
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| 300 |
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|a volúmenes, 65 páginas ;
|c 24 cm.
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| 490 |
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|a WHO technical report series ;
|v 807
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| 650 |
0 |
4 |
|a SANEAMIENTO AMBIENTAL
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| 650 |
0 |
4 |
|a SALUD
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| 650 |
0 |
4 |
|a MEDIO AMBIENTE
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| 852 |
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|a QUIMIDOC
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