Protected landscapes : summary proceedings of an international symposium, Lake District, United Kingdom, 5-10 October 1987 1988 Foster, John |
The palms of the new world : a conservation census 1988 Dransfield, J. | Johnson, Dennis Victor | Synge, Hugh |
Antelopes : global survey and regional action plans. Part 1 : East and Northeast Africa 1988 East, R. (Rod) |
Indigenous peoples, environmental protection and sustainable development 1988 Davis, Shelton H. | Flanders, L. Stephanie |
The Joint IUCN-WWF Plants Conservation Programme : achievements 1984-1987 and activities planned 1988-1990 1988 Synge, Hugh |
New challenges for the world's protected area system : proceedings of the 30th Working Session of the IUCN's Commission on National Parks and Protected Areas, San José, Costa Rica, 30-31 January 1988 1988 Thorsell, J. W. |
Seventeenth session of the General Assembly of IUCN and seventeenth IUCN technical meeting, San José, Costa Rica, 1-10 February 1988 : proceedings 1988