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01020nam a2200229 a 4500 |
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000716372 |
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20240408101757.0 |
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240118s1998 xx abo gr ||||||eng d |
| 040 |
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|a Sistema de Bibliotecas de Universidad de Costa Rica
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| 082 |
0 |
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|a 553.097.286
|b C198e
|2 23
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| 100 |
1 |
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|a Campos Barrantes, Magda
|e Autor/a
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| 245 |
1 |
4 |
|a The extraction of sand and gravel from publicly owned riverbeds in Costa Rica :
|b policies and environmental problems /
|c by Magda Campos Barrantes.
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| 260 |
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|c 1998.
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| 300 |
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|a xiii, 132 hojas, 75 hojas sin numerar (2 hojas plegadas) :
|b ilustraciones en blanco y negro, fotografías en blanco y negro, mapas en blanco y negro.
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| 502 |
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|a Thesis (master of science)--Queen's University, Canada, 1998.
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| 650 |
0 |
7 |
|a MINAS
|x ASPECTOS AMBIENTALES
|z COSTA RICA
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| 650 |
0 |
7 |
|a CAUCE DE LOS RIOS
|x ASPECTOS AMBIENTALES
|z COSTA RICA
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| 650 |
0 |
7 |
|a GEOGRAFIA FISICA
|z COSTA RICA
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| 650 |
0 |
7 |
|a POLITICA AMBIENTAL
|z COSTA RICA
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| 900 |
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|a 2024-O
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| 916 |
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|a Centro Catalográfico
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| 949 |
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|a CSA -SVZ
|