APA (7th ed.) Citation

Fiske, J., & Fisk, M. E. (1940). The letters of John Fiske. Macmillan.

Chicago Style (17th ed.) Citation

Fiske, John, and Mrs. Ethel Fisk. The Letters of John Fiske. New York: Macmillan, 1940.

MLA (9th ed.) Citation

Fiske, John, and Mrs. Ethel Fisk. The Letters of John Fiske. Macmillan, 1940.