APA (7th ed.) Citation

Optic, O. (2011). Brother Against Brother The War on the Border. Project Gutenberg.

Chicago Style (17th ed.) Citation

Optic, Oliver. Brother Against Brother The War on the Border. Project Gutenberg, 2011.

MLA (9th ed.) Citation

Optic, Oliver. Brother Against Brother The War on the Border. Project Gutenberg, 2011.

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