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1programme and meeting document bibliotecaUNESCO
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2book part bibliotecaUNESCO
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3article bibliotecaUNESCO
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4book part bibliotecaUNESCO
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5article bibliotecaUNESCO
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7by Clapham, W.B., Davenport, T., Holland, Marjorie M., Rast, Walter, Ryding, Sven Olof, Thornton, Jeffrey A.book part bibliotecaUNESCO
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10by Workshop on Land Use Impacts on Aquatic Ecosystems: the Use of Scientific Information, Toulouse, France, 1986, Centre national de la recherche scientifique (France). Programme interdisciplinaire de recherches sur l'environnement, Lauga, J., Décamps, Henri, Holland, Marjorie M.programme and meeting document bibliotecaUNESCO