APA (7th ed.) Citation

De Freitas, E., Sinclair, N. c. 2. J., & Coles, A. c. 2. J. (2017). What is a mathematical concept? Cambridge University Press.

Chicago Style (17th ed.) Citation

De Freitas, Elizabeth, Nathalie ca. 20./21. Jh Sinclair, and Alf ca. 20./21. Jh Coles. What Is a Mathematical Concept? New York, NY: Cambridge University Press, 2017.

MLA (9th ed.) Citation

De Freitas, Elizabeth, et al. What Is a Mathematical Concept? Cambridge University Press, 2017.