APA (7th ed.) Citation

Muir, E., & Butter, P. H. (1974). Selected letters of Edwin Muir. Hogarth Press.

Chicago Style (17th ed.) Citation

Muir, Edwin, and Peter H. Butter. Selected Letters of Edwin Muir. London: Hogarth Press, 1974.

MLA (8th ed.) Citation

Muir, Edwin, and Peter H. Butter. Selected Letters of Edwin Muir. Hogarth Press, 1974.