By Byrne, Donn
By Unknown
By Bolton, W.
By Parker, V., Cobden, D
By Prue, Sally
By Hughes, Monica, Strange, Derek
By Lexus
By Leon G. Schiffman, Leslie Lazar Kanuk, Havard Hansen
By Clarke, Peter, Rossiter, Christina
By Catherine Baker
By Berrisford, Graham, Robinson, Keith
By Emecheta, Buchi
By Best, Ron, etc.
By Ustinov, Peter
By Guirdham, Maureen
By Conly, Jane Leslie
By Taylor, Mildred Delois
By Scottish Primary Mathematics Group
By Ibsen, Henrik
By BBC
By Ousmane, Sembene
By Hopkin, John, Morris
By Serraillier, Ian, Hodges, C. Walter
By Jenkins, Joe