APA (7th ed.) Citation

Beauregard, G. T. (1891). A commentary on the campaign and battle of Manassas, of July 1861. G.P. Putnam's Sons.

Chicago Style (17th ed.) Citation

Beauregard, G. T. A Commentary on the Campaign and Battle of Manassas, of July 1861. New York ; London: G.P. Putnam's Sons, 1891.

MLA (9th ed.) Citation

Beauregard, G. T. A Commentary on the Campaign and Battle of Manassas, of July 1861. G.P. Putnam's Sons, 1891.