APA (7th ed.) Citation

Thomas, à. K., Whitford, R., & Raynal, W. (1908). Of the imitation of Christ (New ed.). Chatto and Windus.

Chicago Style (17th ed.) Citation

Thomas, à Kempis, Richard Whitford, and Wilfrid Raynal. Of the Imitation of Christ. New ed. London: Chatto and Windus, 1908.

MLA (8th ed.) Citation

Thomas, à Kempis, et al. Of the Imitation of Christ. New ed. Chatto and Windus, 1908.