APA (7th ed.) Citation

Twain, M. (1918). In defense of Harriet Shelley: And other essays. Harper & Brothers Publishers.

Chicago Style (17th ed.) Citation

Twain, Mark. In Defense of Harriet Shelley: And Other Essays. New York ; London: Harper & Brothers Publishers, 1918.

MLA (9th ed.) Citation

Twain, Mark. In Defense of Harriet Shelley: And Other Essays. Harper & Brothers Publishers, 1918.