Finland/UNEP International Seminar on Sound Environmental Management in the Pulp and Paper Industry : Helsinki 14-17 May 1986
Finland/UNEP International Seminar on Sound EnvironmentalManagement in the Pulp and Paper Industry
Bok Språk ikke angitt 1987
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Utgitt | Paris : Industry & Environment Office, United Nations Environment Programme , 1987
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Omfang | 246 s. : ill.
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