Programme on man and the biosfere. (mab) expert panel on project 13: perception of environmental quality.
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Format: | Programa biblioteca |
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Language: | English |
Published: |
París, UNESCO, 1973. 76P. (REPORT SERIES N 9)
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Subjects: | Biósfera "Ecología", Ecología, Medio ambiente natural, |
Online Access: | https://bibliotecadigital.ciren.cl/handle/20.500.13082/22273 |
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