APA (7th ed.) Citation

Brown, T., & Liebling, H. (2005). The really useful maths book: A guide to interactive teaching. Routledge.

Chicago Style (17th ed.) Citation

Brown, Tony, and Henry Liebling. The Really Useful Maths Book: A Guide to Interactive Teaching. London and New York: Routledge, 2005.

MLA (8th ed.) Citation

Brown, Tony, and Henry Liebling. The Really Useful Maths Book: A Guide to Interactive Teaching. Routledge, 2005.