APA (7th ed.) Citation

Mitton, G. E., & Williams, M. (1921). London. The Macmillan company.

Chicago Style (17th ed.) Citation

Mitton, G. E., and Margery Williams. London. New York: The Macmillan company, 1921.

MLA (9th ed.) Citation

Mitton, G. E., and Margery Williams. London. The Macmillan company, 1921.