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United Nations Environment Programme ,  Food and Agriculture Organization of the United Nations ,  [Echinococcosis/Hydatidosis Surveillance, Prevention and Control: FAO/UNEP/WHO Guidelines] ,  Echinococcosis/Hydatidosis Surveillance, Prevention and Control: FAO/UNEP/WHO Guidelines

United Nations Environment Programme ,  Food and Agriculture Organization of the United Nations ,  [The Ecological Management of Arid and Semi-Arid Rangelands in Africa and the Near and Middle East (EMASAR - Phase II) Volume IX: The Countries of North Africa - Education and Training in the Rangeland Sector] ,  The Ecological Management of Arid and Semi-Arid Rangelands in Africa and the Near and Middle East (EMASAR - Phase II) Volume IX: The Countries of North Africa - Education and Training in the Rangeland Sector