Anghileri, J. (2007). Developing number sense: Progression in the middle years. Continuum.
Cita Chicago (17th ed.)Anghileri, Julia. Developing Number Sense: Progression in the Middle Years. London: Continuum, 2007.
Cita MLA (9th ed.)Anghileri, Julia. Developing Number Sense: Progression in the Middle Years. Continuum, 2007.
Atenció: Aquestes cites poden no estar 100% correctes.