APA (7th ed.) Citation

Tappan, L. (1861). The war: Its cause and remedy. [publisher not identified].

Chicago Style (17th ed.) Citation

Tappan, Lewis. The War: Its Cause and Remedy. [New York, N.Y.]: [publisher not identified], 1861.

MLA (9th ed.) Citation

Tappan, Lewis. The War: Its Cause and Remedy. [publisher not identified], 1861.