APA Style

Butler, David, John Hardy. (2001). GCSE Business Studies . Oxford: Oxford University Press.

Chicago Style

Butler, David, John Hardy. GCSE Business Studies. Oxford: Oxford University Press, 2001. Text.

MLA Style

Butler, David, John Hardy. GCSE Business Studies. Oxford: Oxford University Press, 2001. Text.

Turabian Style

Butler, David, John Hardy. GCSE Business Studies. Oxford: Oxford University Press, 2001. Print.