By Surendra S.P. Raghunandan
By Derek McMonagle
By Hewitt, Sally
By Neale, Sue
By Owen, Annie
By Vorderman, Carol
By Jo Boaler
By Hollands, Roy Derrick
By Thyer, Dennis
By Orton, A., Frobisher, L. J.
By Anghileri, Julia
By Orton, Anthony, Orton, Anthon
By DeGroot, Morris H., Schervish, Mark J.
By Norton, F.G.J.
By Childs, Roy
By Dawson, Richard
By Hepworth, Roger
By Soper, Sandra
By Brighouse, Alan, etc., Godber, David, Patilla, Peter
By Morgan, Rowland
By Frank Castle
By Kenwood, H.M., Staley, G.M.
By Buckwell, G.D., Ball, A.D.