1. Environmental Planning — A Political and Philosophical Analysis;Allison,1975
2. The environment business;Ash;Tn Ctry Plann.,1970
3. Natural resources and the future shape of Britain;Ashworth;The Planner,1974
4. Limits to comprehensive planning;Branch;Geoforum,1977
5. Human and Environmental Systems: A Geographer's Appraisal;Chapman,1977