APA (7th ed.) Citation

Dark, S., & Pennell, J. (1924). London. Macmillan.

Chicago Style (17th ed.) Citation

Dark, Sidney, and Joseph Pennell. London. London: Macmillan, 1924.

MLA (9th ed.) Citation

Dark, Sidney, and Joseph Pennell. London. Macmillan, 1924.

Warning: These citations may not always be 100% accurate.