Lagemaat, R. v. d. (2015). Theory of knowledge for the IB diploma (Second edition.). Cambridge university press.
Chicago Edition CitationLagemaat, Richard van de. Theory of Knowledge for the IB Diploma. Second edition. New York: Cambridge university press, 2015.
MLA Edition CitationLagemaat, Richard van de. Theory of Knowledge for the IB Diploma. Second edition. Cambridge university press, 2015.
Warning: These citations may not always be 100% accurate.