APA (7th ed.) Citation

Sadler & Thorning. (1987). Understanding pure Mathematics. Oxford University Press.

Chicago Style (17th ed.) Citation

Sadler and Thorning. Understanding Pure Mathematics. Oxford: Oxford University Press, 1987.

MLA (8th ed.) Citation

Sadler and Thorning. Understanding Pure Mathematics. Oxford University Press, 1987.

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