By Geoffrey Stephenson
By Sue Chandler, Linda Bostock, Ewart Smith, Ian Bettison
By Brian Speed, Keith Gordon, Kevin Evans, Speed, Brian, Gordon, Keith, Evans, Kevin
By Sue Chandler, Linda Bostock, Ewart Smith, Audrey Shepherd, Ian Bettison
By June Haighton, Anne Haworth, Steve Lomax, Andrew Manning, Kathryn Scott
By Colin Beveridge
By Collins Easy Learning
By Huggins-Cooper, Lynn, Broadbent, Paul, Head, Alison
By Open University Course Team
By Graham, Alan
By Johnston, Ian
By Mullan, Edward C. K.
By Scottish Primary Maths Group
By Bollobás, Béla
By Polya, George
By SSMG
By Anton, Howard
By MST207 Course Team
By Clarke, Peter
By John A. Ball
By Michael White
By Christopher J. Cox, D. Bell
By Anne Haworth, Paul Winters, H. Prior, S. Burns, Margaret Thornton
By Stella Dudzic, Rose Jewell
By Mark Rowland
By Sophie Goldie
By John Bird (formerly Senior Lecturer, HMS Sultan, UK)
By Rowan Garnier, John Taylor