Cotton, T. (2019). How to develop confident mathematicians in the early years: A guide for practitioners and parents. Routledge.
Chicago-referens (17:e uppl.)Cotton, Tony. How to Develop Confident Mathematicians in the Early Years: A Guide for Practitioners and Parents. Abingdon, Oxon ; New York, NY: Routledge, 2019.
MLA-referens (8:e uppl.)Cotton, Tony. How to Develop Confident Mathematicians in the Early Years: A Guide for Practitioners and Parents. Routledge, 2019.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.