Niall Ferguson,

Empire: How Britain Made the Modern World (Penguin, 2004).

Chris Wickham,

The Inheritance of Rome (Penguin, 2010).

الفصل السادس: الأمريكتان

Bruce D. Smith,

The Emergence of Agriculture (Scientific American Library, 1998).

Russell Thornton,

American Indian Holocaust and Survival: A Population History since 1492 (University of Oklahoma Press, 1987).

J. H. Elliott,

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