APA (7th ed.) Citation

Buchanan, L. (2012). Mathematics standard level course companion. Oxford University Press.

Chicago Style (17th ed.) Citation

Buchanan, Laurie. Mathematics Standard Level Course Companion. Oxford: Oxford University Press, 2012.

MLA (9th ed.) Citation

Buchanan, Laurie. Mathematics Standard Level Course Companion. Oxford University Press, 2012.

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