APA (7th ed.) Citation

Cato, S. (2005). A Question of maths: Counting and numbers. The Brown Reference Group.

Chicago Style (17th ed.) Citation

Cato, Sheila. A Question of Maths: Counting and Numbers. London: The Brown Reference Group, 2005.

MLA (9th ed.) Citation

Cato, Sheila. A Question of Maths: Counting and Numbers. The Brown Reference Group, 2005.

Warning: These citations may not always be 100% accurate.