Cannon, M., Jones-Nerzic, R., & Keys, D. (2009). 20th century world history. Course companion: IB diploma programme. Oxford University Press.
Citace podle Chicago (17th ed.)Cannon, Martin, Richard Jones-Nerzic, a David Keys. 20th Century World History. Course Companion: IB Diploma Programme. [Place of publication not identified]: Oxford University Press, 2009.
Citace podle MLA (9th ed.)Cannon, Martin, et al. 20th Century World History. Course Companion: IB Diploma Programme. Oxford University Press, 2009.
Upozornění: Tyto citace jsou generovány automaticky. Nemusí být zcela správně podle citačních pravidel..