By Anderson, Philip W.
By Jackson, Matthew O.
By Bird, John O., May, A. J. C.
By Broadbent, Paul
By Nolan, Laura, etc., Westall, Karen, Lillywhite, Mandy
By Hamilton, Karen, etc., Adam, Jill, Kees, Chantal
By Clare, Jill, etc.
By Thorn, Sue, etc., Hall, June, Haslam, Mark
By Serena Alexander
By Tipler, M. J.
By Vickers, K. M., Tipler, M. J.
By Langdon, Nigel, Snape, Charles
By Marilyn Burns, Burns, MARILYN
By Shakuntala, Devi
By Hind, Mark Andrew
By Firth, Peter
By Letts
By Kaner, Peter
By unknown author
By Leckie
By Newton, Derek, Smith, David
By School Mathematics Project
By Pimentel, Ric, Wall, Terry
By Chris Pearce, Pearce, Chris
By Linsky, Jean, Western, Brian, Rayner, David
By Porkess, Roger, Goldie, Sophie
By Graham Lawler MA
By Plass, Clare