APA (7th ed.) Citation

Moutafi, J., Abrahams, M., Mortenson, S., & Newcombe, I. (2007). Perfect numerical test results. Random House Books.

Chicago Style (17th ed.) Citation

Moutafi, Joanna, Mark Abrahams, Sarah Mortenson, and Ian Newcombe. Perfect Numerical Test Results. London: Random House Books, 2007.

MLA (9th ed.) Citation

Moutafi, Joanna, et al. Perfect Numerical Test Results. Random House Books, 2007.