Gaya APA

Dang, M, U., Dang, A, S, U. (2020). Theory of Knowledge course companion 2020 edition oxford IB Diploma Programme . Oxford: Oxford University Press.

Gaya MLA

Dang, Marija, Uzunova., Dang, Arvin, Singh, Uzunov. "Theory of Knowledge course companion 2020 edition oxford IB Diploma Programme". Oxford: Oxford University Press, 2020. Art Original.