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00782nam a2200241 a 4500 |
| 001 |
UNA01000054529 |
| 005 |
20130605112044.0 |
| 008 |
080728s1996 mx r 000 0 spa d |
| 020 |
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|a 9706370501
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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 363.73
|b W135c
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| 100 |
1 |
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|a Wagner, Travis
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| 245 |
1 |
0 |
|a Contaminación, causas y efectos /
|c Travis Wagner.
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| 250 |
|
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|a 1. ed.
|
| 260 |
|
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|a México :
|b Gernika ,
|c 1996.
|
| 300 |
|
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|a 423 p. :
|b il. ;
|c 21 cm.
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| 500 |
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|a Título original: In our backyard : a guide to understanding pollution and its effects
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| 650 |
0 |
4 |
|a CONTAMINACION
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| 650 |
0 |
4 |
|a CONTAMINACIÓN DEL AIRE
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| 650 |
0 |
4 |
|a RESIDUOS
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| 650 |
0 |
4 |
|a CONTAMINANTES
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| 650 |
0 |
4 |
|a RESIDUOS DOMÉSTICOS
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| 650 |
0 |
4 |
|a TRATAMIENTO DE RESIDUOS
|