U.S. Department of Agriculture1. Desolation Wilderness: data from 1997-1998 visitor response to fees, fee demonstration project
- Author(s):
- Watson, Alan E.; Puttkammer, Annette; Christensen, Neal A.
2. Auyuittuq and Quttinirpaaq National Parks in the eastern Arctic Nunavut Region of Canada: 2003-2004 visitor experience study
- Author(s):
- Watson, Alan E.; Lachapelle, Paul R.; McCool, Stephen F.
3. Gates of the Arctic Kobuk River: 2001 sport hunter survey data
- Author(s):
- Christensen, Neal A.; Watson, Alan E.
4. National river recreation study data: a nationwide survey of river recreation use from 1977-1984
- Author(s):
- Cole, David N.