1. Recreation and environment in part of the Lake District National Park;Barkham,1971
2. A review of the problems and progress in site management research;Bayfield;Recreation News Supplement,1973
3. Use and deterioration of some Scottish hill paths;Bayfield;Journal of Applied Ecology,1973
4. Are recreation ecologists producing the goods?;Bayfield;RERG Report no. 3, The ecological impacts of countryside recreation,1978
5. Recreation induced changes in moorland ecology;Beeching,1975