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00681nam a22001811a 4500 |
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UNA01000056140 |
| 005 |
20120328191542.0 |
| 008 |
080728s1997 000 0 eng d |
| 040 |
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|a Sistema de Bibliotecas de la Universidad Nacional de Costa Rica
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| 082 |
0 |
4 |
|a 363.7
|b G389r
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| 100 |
1 |
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|a GESAMP. Group of experts on the scientific aspects of Marine
|
| 245 |
1 |
0 |
|a Report of the twenty seventh session of GESAMP, Nairobi, kenya 14-18 april. /
|c GESAMP
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| 250 |
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|a 1a. ed.
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| 260 |
|
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|a Nairobi, Kenya :
|b United Nations environments Programme ,
|c 1997
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| 300 |
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|a 45 p.
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| 490 |
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|a GESAMP, report and Studies No. 63
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| 650 |
0 |
4 |
|a CONSERVACION DE LOS RECURSOS
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| 650 |
0 |
4 |
|a CONTAMINACION MARINA
|