APA (7th ed.) Citation

Butler, W. A. (1858). Two millions. D. Appleton.

Chicago Style (17th ed.) Citation

Butler, William Allen. Two Millions. New York: D. Appleton, 1858.

MLA (9th ed.) Citation

Butler, William Allen. Two Millions. D. Appleton, 1858.

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