APA (7th ed.) Citation

Optic, O. (2005). The Soldier Boy; or, Tom Somers in the Army A Story of the Great Rebellion. Project Gutenberg.

Chicago Style (17th ed.) Citation

Optic, Oliver. The Soldier Boy; or, Tom Somers in the Army A Story of the Great Rebellion. Project Gutenberg, 2005.

MLA (9th ed.) Citation

Optic, Oliver. The Soldier Boy; or, Tom Somers in the Army A Story of the Great Rebellion. Project Gutenberg, 2005.

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