By Glaister, K.W.
By National Institute of Economic & Social Research
By Whynes, David K.
By Pye, W.
By Eldridge, Jim
By Wrigley, Gordon
By Thwaite, Anthony
By Heppell, Michael
By Dyson, John, John Dyson, Ellie Franklin
By Shakespeare, W.
By Unknown
By Scottish Primary Mathematics Group
By Masson, N.G., etc., et al
By Ahlberg, Janet, Allan
By Bawden, Nina
By Brieger, Nick, Comfort, Jeremy
By Doherty, Michael, etc.
By Jones, Rhodri
By Palmer, Sue, Morgan, Michaela
By Dorling, Geoffrey, etc.
By Buckland, Don, Lacey, Derick
By Scottish Primary Mathematics Group, Matthews, Bethan, etc.
By Doherty, Berlie
By French, Simon