APA Style

BICK, M., Roternberg, L. (2013). Oxford IB Diploma Programme Theory of Knowledge Course Companion 2013 Edition . London: Oxfrod Universty Press.

MLA Style

BICK, Mimi., Roternberg, Lena. "Oxford IB Diploma Programme Theory of Knowledge Course Companion 2013 Edition". London: Oxfrod Universty Press, 2013. Text.