APA (7th ed.) Citation

Butterfield, H. (1972). The peace tactics of Napoleon, 1806-1808. Octagon Books.

Chicago Style (17th ed.) Citation

Butterfield, Herbert. The Peace Tactics of Napoleon, 1806-1808. New York: Octagon Books, 1972.

MLA (9th ed.) Citation

Butterfield, Herbert. The Peace Tactics of Napoleon, 1806-1808. Octagon Books, 1972.

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