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United Nations Environment Programme ,  [The Societal Impacts Associated with the 1982-83 Worldwide Climate Anomalies] ,  The Societal Impacts Associated with the 1982-83 Worldwide Climate Anomalies

United Nations Environment Programme ,  International Institute for Tropical Agriculture ,  [Nitrogen Cycling in West African Ecosystems: Proceedings of a Workshop Arranged by the SCOPE/UNEP International Nitrogen Unit in Collaboration with MAB (Unesco) and IITA] ,  Nitrogen Cycling in West African Ecosystems: Proceedings of a Workshop Arranged by the SCOPE/UNEP International Nitrogen Unit in Collaboration with MAB (Unesco) and IITA