Duiker, W. J. (2005). Twentieth-century world history (3rd. ed.). Belmont, CA. Thomson, Wadsworth.
Chicago Style (17. basım) AtıfDuiker, William J. Twentieth-century World History. 3rd. ed. Southbank, Victoria, Australia: Belmont, CA. Thomson, Wadsworth, 2005.
MLA (9th ed.) AtıfDuiker, William J. Twentieth-century World History. 3rd. ed. Belmont, CA. Thomson, Wadsworth, 2005.
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