Newell, R. (2017). Big ideas in primary mathematics (1st edition.). Sage.
Chicago Edition CitationNewell, Robert. Big Ideas in Primary Mathematics. 1st edition. London: Sage, 2017.
Cita MLANewell, Robert. Big Ideas in Primary Mathematics. 1st edition. Sage, 2017.
Atenció: Aquestes cites poden no estar 100% correctes.