(1997). Health and environment in sustainable development: Five years after the earth summit. UNEP.
Chicago-čujuhus (17. p.)Health and Environment in Sustainable Development: Five Years After the Earth Summit. Ginebra: UNEP, 1997.
MLA-čujuhus (9. p.)Health and Environment in Sustainable Development: Five Years After the Earth Summit. UNEP, 1997.
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