APA (7th ed.) Citation

Washington, B. T. (2014). The Story of Slavery. Project Gutenberg.

Chicago Style (17th ed.) Citation

Washington, Booker T. The Story of Slavery. Project Gutenberg, 2014.

MLA (9th ed.) Citation

Washington, Booker T. The Story of Slavery. Project Gutenberg, 2014.

Warning: These citations may not always be 100% accurate.