The Galapagos coastal marine environments : a resource report to the Department of national parks and wildlife, Quito
1975
Wellington, Gerard M. |
World Heritage
Parques nacionales del Peru
1968
Vilchez Murga, Salomon |
Vilchez Murga, Salomón |
Analisis legal de la administracion y manejo del parque nacional Huascaran
1990
Ferrando G., Enrique |
Hidalgo F., Jessica |
Las islas Galapagos : estructura geográfica y propuesta de gestión territorial
1993
Rodriguez Rojas, José |
Which islands merit World Heritage status ?
Thorsell, J. W. |
Serengeti National Park
1986
Snelson, Deborah |
La Haute Gambie et le parc national du Niokolo Koba
1956
Roure, Georges |
Management plan Simen Mountains National Park and Surrounding Rural Area
1986
Hurni, Hans |