By School Mathematics Project
By Unidentified Author, School Mathematics Project
By Brook-Hart, Guy
By Freedman, James O.
By Neale, A. D., Goyder, D. G.
By Zeilik, Michael
By Wilson, G. P.
By Houghton, John T.
By Ajami, F.
By Weiler, J. H. H.
By Hussey
By Murphy, Raymond, Hennard-Dutheil de la Rouchère, Martine, Mackenzie, Ian
By Jones, Barry
By Clapham, A. R., Tutin, T. G., Warburg, E. F.
By Dunn, Johnn
By Goodman, Neville W., Edwards, Martin B.
By Everitt, B. S.
By Goodman, Neville
By Putterman, Louis
By Hewings, Martin, McCarthy, Michael
By Sowton, Chris
By Espeseth, Miriam
By Anderson, Kenneth
By Straker, Anita
By Boitani, Piero
By Hulme, Peter
By Jordan, John O.