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00843nam a22001931a 4500 |
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UNA01000078615 |
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20140313085955.0 |
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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 |
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|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
|