Lignende værker: Action plan for "the future of the alps" /
- The alps: a system under pressure /
- Conservation et developpement d'un patrimoine european: Trente, Italis 31 aout-6 september 1974
- A regional action plan for protected areas in east Asia /
- Planning environmental communication and education: lessons from Asia /
- Precedented environmental futures : skin and substance /
- Nuevos enfoques y métodos en la geografía de los servicios sostenibilidad, consumo y responsabilidad social para el cambio /