APA (7th ed.) Citation

Smith, C. (2010). Gettysburg 1863. Osprey Publishing.

Chicago Style (17th ed.) Citation

Smith, Carl. Gettysburg 1863. Osprey Publishing, 2010.

MLA (8th ed.) Citation

Smith, Carl. Gettysburg 1863. Osprey Publishing, 2010.

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