By Derek W Haylock, Derek Haylock
By Ian Stewart, Nikki Phillips
By Barbara Ball, etc.
By Wendy Fisher, Barbara Ball, Christine Atkinson, Margaret Poston, Jeremy Richardson
By D. A. Turner, etc., B.V. Hony, A. Ledsham, K.D. Oakley
By School Mathematics Project
By Robert Haese, Pamela Vollmar, Keith Black
By Pamela Vollmar, Edward Kemp, Chris Sangwin, Robert Haese, Michael Haese
By Robert Haese, Michael Haese, Mark Humphries, Sandra Haese, John Owen
By Tony Gardiner
By CGP Books
By Navtej Marwaha
By Roger Williamson, Gill Buque, Jim Miller, Chris Worth
By Tipler / Vickers, M J Tipler
By Colin Foster
By Nuffield Foundation
By Robert Haese, Sandra Haese, Pamela Vollmar
By Robert Haese, Sandra Haese, Kim Harris
By Paul Metcalf
By Christopher Green
By John Berry
By Judita Cofman (Teacher of Mathematics, Teacher of Mathematics, Putney High School)
By Darren Macey, Will Hornby
By P. J. Giblin, I.R. Porteus