Wilderness classification and the world conservation union
Eidsvik, Harold K. (Harold Kristian) |
Eidsvik, Harold K. (Harold Kristian)
discordant harmonies : the myth of nature as a symphony
Eidsvik, Harold K. (Harold Kristian) |
National parks and outdoor recreation resources
1966
Lee, Gerry O. |
Eidsvik, Harold K. (Harold Kristian) |
Taylor, G. D. |
The biosphere reserve and its relationship to other protected areas
1979
Eidsvik, Harold K. (Harold Kristian) |