APA (7th ed.) Citation

Perkins, M. E., & Wheelock, J. H. (1950). Editor to author: The letters of Maxwell E. Perkins. Scribner Sons.

Chicago Style (17th ed.) Citation

Perkins, Maxwell E., and John Hall Wheelock. Editor to Author: The Letters of Maxwell E. Perkins. New York: Scribner Sons, 1950.

MLA (9th ed.) Citation

Perkins, Maxwell E., and John Hall Wheelock. Editor to Author: The Letters of Maxwell E. Perkins. Scribner Sons, 1950.