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- Year: 2016

- Author: C.L.R. James
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- Year: 1985

- Author: Zachary C. Shirkey
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- Year: 2012

- Author: Jean Hampton
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- Year: 1987

- Author: Yitzhak Y. Melamed
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- Year: 2017

- Author: Herbert Spencer
- Language: English
- Year: 2008

- Author: Ettore Carruccio Isabel Quigly
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- Year: 2006

- Author: Allan Megill
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- Year: 1987

- Author: Richard W. Hadden
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- Year: 1994