APA (7th ed.) Citation

Ross, F. A. (2005). Slavery Ordained of God. Project Gutenberg.

Chicago Style (17th ed.) Citation

Ross, F. A. Slavery Ordained of God. Project Gutenberg, 2005.

MLA (9th ed.) Citation

Ross, F. A. Slavery Ordained of God. Project Gutenberg, 2005.

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