Wilderness Europe
1976
Botting, Douglas |
Brown, Dale |
Alpine ecosystems
Grand paradis
1958
Samivel |
La Vanoise : parc national
1972
Frison-Roche, Roger |
Tairraz, Pierre |
Vanoise victoire pour demain
1972
Carlier, Jean |
Nationalpark Berchtesgaden
Zierl, Hubert |
Western American alpines
1932
Gabrielson, Ira Noel |