APA (7th ed.) Citation

Kirk, C. M., & Kirk, R. (1962). William Dean Howells. Twayne Publishers.

Chicago Style (17th ed.) Citation

Kirk, Clara Marburg, and Rudolf Kirk. William Dean Howells. New York: Twayne Publishers, 1962.

MLA (8th ed.) Citation

Kirk, Clara Marburg, and Rudolf Kirk. William Dean Howells. Twayne Publishers, 1962.