Environmental effects of ozone depletion : 1991 update : panel report pursuant to article 6 of the Montreal protocol on substances that deplete the ozon layer, under the auspices of the United Nations Environment Programme (UNEP)
Bok Engelsk 1991
| Utgitt | Nairobi : Uited Nations Environment Programme , 1991
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|---|---|
| Omfang | 1 b. (flere pag.) : ill.
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| Emner | |
| ISBN | 9280713094
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