1. Outdoor Recreation Master Plan for the Wind River Ranger of the Shoshone national Forest;US Forest Service,1964
2. Much is Taken, Much Remains;Bryan,1973
3. Himber harvest and aesthetic quality: can they coexist?;Burde,1980
4. A causation theory of visitor-resident irritants: methodology and research inferences;Doxey;the Impact of Tourism,1975
5. The Marketing and Development of Tourism in the English Lakes Countries;P.A. Management Consultants Ltd,1973