APA (7th ed.) Citation

O'Sullivan, J. L. (1862). Union, disunion, and reunion: A letter to General Franklin Pierce, ex-president of the United States. R. Bentley.

Chicago Style (17th ed.) Citation

O'Sullivan, John L. Union, Disunion, and Reunion: A Letter to General Franklin Pierce, Ex-president of the United States. London: R. Bentley, 1862.

MLA (9th ed.) Citation

O'Sullivan, John L. Union, Disunion, and Reunion: A Letter to General Franklin Pierce, Ex-president of the United States. R. Bentley, 1862.