By Styles, Keith
By Fleming, Sarah
By School Mathematics Project
By Cook, Helen, Styles, Morag
By Troughton, Joanna
By Neill, Hugh, Quadling, Douglas
By Wood, Andy
By Sophocles, Affleck, Judith, McAuslan, Ian
By Magee, Wes, Petrone, Valeria
By Corbett, Pie
By Shepherd, M.
By Russell, Gerald F.M.
By Anthony, Martin
By Weldon, Fay, Smith, Jenifer
By Norris, Olga
By McAleavy, Tony
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.