National parks : the nature of Europe
1992
Protected areas
The Russian far east : forests, biodiversity hotspots and industrial development
1996
Newell, Josh |
Wilson, Emma |
Towards the biosphere reserve : exploring relationships between parks and adjacent lands
1983
Scace, R. C. (Robert C.) |
Martinka, Clifford J. |
Nature in world development : patterns in the preservation of scenic and outdoor recreation resources
1978
Nash, Roderick |
The environmental impact of tourism in the northern Selous game reserve
1991
Rohs, Werner |
Baldus, Rolf D. |
Management policies
1988
Picos de Europa parque nacional
1999
Casas Grande, Jesús |
Fernández, Joaquín |