Antzeko izenburuak: Eleventh Technical Meeting:
- Major conservation issues of the 1990s: resuls of the World Conservation Congress Workshops, Montreal, Canada, 13-23 october 1996 /
- Resoluciones y recomendaciones /
- Tourism, ecotourism, and protected areas: the state of nature-based tourism around the world and guidelines for de development /
- Conservación y biología /
- La destrucción de los habitats /
- El Hombre en el medio ambiente vivo
Gaia: CONSERVACION DE LOS RECURSOS NATURALES-CONGRESOS
Gaia: CONSERVACION DE LA NATURALEZA-CONGRESOS
- Major conservation issues of the 1990s: resuls of the World Conservation Congress Workshops, Montreal, Canada, 13-23 october 1996 /
- Resoluciones y recomendaciones /
- Eleventh Technical Meeting: papers and proceedings, New Delhi, India, 25 to 28 november 1969 = Onz ieme Reunion Technique : rapports et proces-verbaux, New Delhi, India, 25 to 28 november 1969 /
Egilea: International Union for Conservation of Nature and Natural Resources
- Evaluating effectiveness : a framework for assessing the management of protected areas /
- The Great reshuffling : human dimensions of invasive alien species /
- Ecosystem management : lessons from around the world : a guide for development and conservation practitioners /
- Coastal forests of Eastern Africa /
- Ecosystem management : lessons from around the world : a guide for development and conservation practitioners /
- Coastal forests of Eastern Africa /