U.S. Department of Agriculture1. Social conditions, visitor flow & travel simulation model for the Boundary Waters Canoe Area Wilderness (2nd Edition)
- Author(s):
- Douglas, Mark L.; Sanchez-Trigueros, Fernando; Borrie, William T.; Watson, Alan E.; Christensen, Neal A.
2. Boundary Waters Canoe Area Wilderness: 1991 visitor survey data
- Author(s):
- Watson, Alan E.; Cole, David N.; Cronn, Richard; Sullivan, Z. Kent
3. Boundary Waters Canoe Area Wilderness: 2007 visitor survey data
- Author(s):
- Dvorak, Robert G.; Watson, Alan E.; Christensen, Neal A.; Borrie, William T.; Schwaller, Ann
4. Social conditions and visitor flow data for the Boundary Waters Canoe Area Wilderness (1st Edition)
- Author(s):
- Douglas, Mark L.; Borrie, William T.; Watson, Alan E.