Tohutoro APA (7th ed.)
ebrary, Inc, Brown, J. M., Louis, W. R., & Low, A. M. (1999). The twentieth century. Oxford University Press.
Tohutoru Kātū Chicago (17th ed.)
ebrary, Inc, Judith M. Brown, William Roger Louis, me Alaine M. Low. The Twentieth Century. Oxford: Oxford University Press, 1999.
Tohutoro MLA (9th ed.)
ebrary, Inc, et al. The Twentieth Century. Oxford University Press, 1999.
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