By Great Britain: Law Commission
By Great Britain: Department of the Environment
By Richards, Denis, St.G.Saunders, H., Saunders, Hilary St.George, Air Force Dept.
By David Shenton, Great Britain
By Stationery Office
By Schools Council
By British Geological Survey
By Natural Environment Research Council
By Geological Sciences Inst.
By United Nations
By Food Safety Advisory Council
By Macfarlane, Ivor, Rudd, Colin
By World Health Organization(WHO)
By Burton
By Driving Standards Agency
By Royal Commission on Environmental Pollution
By Meteorological Office
By Great Britain: Office of Fair Trading
By Education & Science Dept.of, Education & Science, Dept.of
By Waddell, Gordon, Stationery Office, Klaber Moffett, Jennifer
By Education & Science, Dept.of
By Moody, Jane, Britten, Hogg, Karen
By Sowerby Centre for Health Informatics at Newcastle Ltd. (SCHIN)