A survey of US-based efforts to research and conserve biological diversity in developing countries 1989 Abramovitz, Janet N. |
The world environment handbook : a directory of natural resource management agencies and non-gouvernmental environment organizations in 145 countries 1985 Baker, Mark | Bassett, Libby | Ellington, Athleen |
Collections publiques et musées d'histoire naturelle en France : premier répertoire du patrimoine 1989 Leclaire, L. | Blanc, M. |
Directory of country environmental studies : an annotated bibliography of environmental and natural resource profiles and assessments 1990
Environmental protection directory : a comprehensive guide to environmental organizations in the United States and Canada 1975 Trzyna, Thaddeus |
Wildlands : their protection and management in economic development 1988 Goodland, Robert J. A. | Ledec, George |