National Council of Teachers of Mathematics & Grouws, D. A. (1992). Handbook of research on mathematics teaching and learning. Macmillan Library Reference USA Simon & Schuster and Prentice Hall International.
Citazione stile Chigago Style (17a edizione)National Council of Teachers of Mathematics e Douglas A. Grouws. Handbook of Research on Mathematics Teaching and Learning. New York, London: Macmillan Library Reference USA Simon & Schuster and Prentice Hall International, 1992.
Citatione MLA (9a ed.)National Council of Teachers of Mathematics e Douglas A. Grouws. Handbook of Research on Mathematics Teaching and Learning. Macmillan Library Reference USA Simon & Schuster and Prentice Hall International, 1992.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.