References
- Brewer , J. E. and Fulton , D. L. 1973 . “ A review of recreation land allocation on the Mark Twain National Forest ” . In Outdoor Recreation Research: Applying the Results , USDA Forest Service General Technical Report, NC‐9 1 – 6 . St. Paul, Minn. : North Central Forest Service Experiment Station .
- Gergen , K. , ed. 1974 . Social Psychology—Explorations in Understanding , Del Mar, Calif. : CRM Books .
- Knopp , T. B. and Tyger , J. D. 1973 . Study of conflict in recreational land use: Snowmobiling vs. ski‐touring . Journal of Leisure Research , 5 (3) : 6 – 17 .
- Lime , D. W. . Sources of congestion and visitor dissatisfaction in the Boundary Waters Canoe Area . Proceedings, Quetico‐Superior Foundation 1975 Institute on the Boundary Waters Canoe Area . pp. 68 – 82 .
- Lime , D. W. 1977 . When the wilderness gets crowded... ? . Naturalist , 28 (4) : 1 – 8 .
- Lucas , R. C. 1964 . The Recreational Capacity of the Quetico‐Superior Area , USDA Forest Service Research Paper, LS‐15 St. Paul, Minn. : Lake States Forest Service Experiment Station .
- Newcomb , T. M. 1956 . The prediction of interpersonal attraction . American Psychology , November : 575 – 586 .
- Newcomb , T. M. 1961 . The Acquaintance Process , New York : Holt, Rinehart, and Winston .
- Shelby , B. 1975 . Social‐Psychological Effects of Motorized Travel in Wild Areas; the Case of River Trips in the Grand Canyon , Boulder, Colorado : Human Ecology Research Service, Inc .
- Shelby , B. and Nielsen , J. M. 1976a . Design and Method of the Sociological Research in the Grand Canyon , River Contract Study Final Report Boulder, Colorado : Human Ecology Research Service, Inc. . Part I
- Shelby , B. and Nielsen , J. M. 1976b . Motors and Oars in the Grand Canyon , River Contract Study Final Report Boulder, Colorado : Human Ecology Research Service, Inc. . Part II
- Shelby , B. and Nielsen , J. M. 1976c . Use Levels and Crowding in the Grand Canyon , River Contract Study Final Report Boulder, Colorado : Human Ecology Research Service, Inc. . Part III
- Stankey , G. H. 1973 . Visitor Perception of Wilderness Recreation Carrying Capacity , US‐DA Forest Service Research Paper, INT‐142 Ogden, Utah : Intermountain Forest and Range Experiment Station .
- Thibaut , J. W. and Kelley , H. H. 1959 . The Social Psychology of Groups , New York : Wiley .