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Manuals, Guides and Toolkits 1977

Autor: United Nations Environment Programme Food and Agriculture Organization of the United Nations
Enlace original: https://wedocs.unep.org//handle/20.500.11822/29247

Programa del Medio ambiente
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United Nations Environment Programme ,  Food and Agriculture Organization of the United Nations ,  [Manual of Methods in Aquatic Environment Research Part 4 - Bases for Selecting Biological Tests to Evaluate Marine Pollution. FAO Fisheries Technical Paper No. 164] ,  Manual of Methods in Aquatic Environment Research Part 4 - Bases for Selecting Biological Tests to Evaluate Marine Pollution. FAO Fisheries Technical Paper No. 164
Manuals, Guides and Toolkits 1990

Autor: United Nations Environment Programme International Lake Environment Committee
Enlace original: https://wedocs.unep.org//handle/20.500.11822/29392

Programa del Medio ambiente
Enlace permanente

United Nations Environment Programme ,  International Lake Environment Committee ,  [Guidelines of Lake Management Volume 3: Lake Shore Management] ,  Guidelines of Lake Management Volume 3: Lake Shore Management

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