APA (7th ed.) Citation

Masefield, J., Lamont, C., & Lamont, L. (1979). Letters of John Masefield to Florence Lamont. Columbia University Press.

Chicago Style (17th ed.) Citation

Masefield, John, Corliss Lamont, and Lansing Lamont. Letters of John Masefield to Florence Lamont. New York: Columbia University Press, 1979.

MLA (9th ed.) Citation

Masefield, John, et al. Letters of John Masefield to Florence Lamont. Columbia University Press, 1979.