Nuffield Foundation. Mathematics Project. (1967). Pictorial presentation / Nuffield Foundation. Mathematics Project. Nuffield Foundation.
Citazione stile Chigago Style (17a edizione)Nuffield Foundation. Mathematics Project. Pictorial Presentation / Nuffield Foundation. Mathematics Project. New York: Nuffield Foundation, 1967.
Citatione MLA (9a ed.)Nuffield Foundation. Mathematics Project. Pictorial Presentation / Nuffield Foundation. Mathematics Project. Nuffield Foundation, 1967.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.