Franklin

MLA

Mackenzie, A. Slidell. The American In England. 4th ed. New York: Harper & Bros., 1847.

APA

Mackenzie, A. Slidell. (1847). The American in England. 4th ed. New York: Harper & Bros.

Chicago

Mackenzie, A. Slidell The American In England. 4th ed. New York: Harper & Bros., 1847.