William Duiker. (2018). World History, Volume II, 9th Edition (ninth edition.). Cengage Learning.
Cita Chicago Style (17a ed.)William Duiker. World History, Volume II, 9th Edition. ninth edition. United States of America: Cengage Learning, 2018.
Cita MLA (8a ed.)William Duiker. World History, Volume II, 9th Edition. ninth edition. Cengage Learning, 2018.
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