(1970). Nuffield Foundation. Mathematics Teaching Project: Checking Up. W&R Chambers.
Style de citation Chicago (17e éd.)Nuffield Foundation. Mathematics Teaching Project: Checking Up. Edinburgh: W&R Chambers, 1970.
Style de citation MLA (9e éd.)Nuffield Foundation. Mathematics Teaching Project: Checking Up. W&R Chambers, 1970.
Attention : ces citations peuvent ne pas être correctes à 100%.