APA (7th ed.) Citation

Southworth, E. D. E. N. (1889). A leap in the dark: A novel. R. Bonner.

Chicago Style (17th ed.) Citation

Southworth, Emma Dorothy Eliza Nevitte. A Leap in the Dark: A Novel. New York: R. Bonner, 1889.

MLA (8th ed.) Citation

Southworth, Emma Dorothy Eliza Nevitte. A Leap in the Dark: A Novel. R. Bonner, 1889.