By Christopher Wanjek, International Labour Office
By Richard Larn, Bridget Larn
By Alexander, Maggie
By M. Jacob, World Health Organization
By Lesley Doyal, Norma Daykin
By Transport, Dept.of
By Laura Conway, David Morgan
By Stephen Battersby (Environmental Health Consultant, UK), Veronique Ezratty, David Ormandy (University of Warwick
By Stephen Battersby (Environmental Health Consultant, UK), John Pointing
By Jill Stewart, Russell Moffatt
By Great Britain: Agricultural, Development and Advisory Service, Great Britain: Ministry of Agriculture, Fisheries and Food
By Jeremy W. Stranks
By Association for Science Education
By Thompson, Neil, etc., Murphy, Michael, Stradling, Steve, O'Neill, Paul
By Gray, Douglas
By Sound Research Laboratories
By Stanton, Neville A., Salmon, Paul M., Rafferty, Laura A., Walker, Guy H.
By Barton, John, Rogers, Lord Richard
By Bretherick, L., Urben, Peter
By Springer, Richard
By Ramstorp, Matts
By Ridley BSc CEng MIMechE FIOSH DMS, John
By Addley, Ken
By Prometric
By Andrew Hopkins
By Ian Coombes
By Susan Fink, Christopher Dering
By Janet Braune, Malcolm Dewis, etc.