Scottish Mathematics Group. (1968). Modern mathematics for schools , book 6. Chambers.
Citazione stile Chigago Style (17a edizione)Scottish Mathematics Group. Modern Mathematics for Schools , Book 6. Glasgow : Blackie ; Edinburgh: Chambers, 1968.
Citatione MLA (9a ed.)Scottish Mathematics Group. Modern Mathematics for Schools , Book 6. Chambers, 1968.
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