APA (7th ed.) Citation

Keegan. (2009). The American civil war: A military history. Vintage.

Chicago Style (17th ed.) Citation

Keegan. The American Civil War: A Military History. United Kingdom: Vintage, 2009.

MLA (8th ed.) Citation

Keegan. The American Civil War: A Military History. Vintage, 2009.

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