Wilderness assessment and management : a discussion paper
1985
Hawes, Martin |
Heatley, David |
Wilderness Society, AU
Ecosystem management in the United States : an assessment of current experience
1996
Yaffee, Steven L. |
Phillips, Ali F. |
Frentz, Irene C. |
Hardy, Paul W. |
Maleki, Sussanne M. |
Thorpe, Barbara E. |
Ancient forests of the Pacific Northwest
1990
Norse, Elliott A. |