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| LEADER |
00843nam a22001931a 4500 |
| 001 |
UNA01000078615 |
| 005 |
20140313085955.0 |
| 008 |
080728s1989 000 0 eng d |
| 020 |
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|a 9162037420
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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 551.5142
|b M484m
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| 245 |
0 |
0 |
|a Measures to protect the ozone layer :
|b status report to the goverment regarding the CFC phaseout and proposals for measures with regard to halons, 1,1,1-trichloroethane, carbon tetrachloride and HCFC's /
|c Swedish Environmental Protection Agency.
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| 260 |
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|a Sweden :
|b Swedish Environmental Protection Agency ,
|c 1989.
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| 300 |
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|a 97 p. ;
|c 30 cm.
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| 490 |
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|a Swedish Environmental Protection Agency;
|v Report 3742
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| 650 |
0 |
4 |
|a CAPA DE OZONO
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| 650 |
0 |
4 |
|a PREVENCION DE ACCIDENTES
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| 650 |
0 |
4 |
|a PLAGUICIDAS
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| 650 |
0 |
4 |
|a MEDIO AMBIENTE
|