1. The Motor Car and Politics in Britain;Plowden,1971
2. OECD The State of the Environment,1987
3. Environmental Law;Hughes,1986
4. See Article 4 of General Principles Concerning Natural Resources and Environmental Interferences in Environmental Protection and Sustainable Development Lammers (J.G.) London Graham and Trot man 1986. See also Environment Policies for the 1980s Paris, OECD, 1980; and Elsom (D), Atmospheric Pollution. Oxford, Basil Blackwell, 1987 para. 1.7
5. The Science of the Total Environment, 77 (1988) 215–230