APA (7th ed.) Citation

Ball, A. P., Bradley, B. W., & Wiley, W. O. (1908). Correspondence.

Chicago Style (17th ed.) Citation

Ball, Allan P., Barclay W. Bradley, and W. O. Wiley. Correspondence. 1908.

MLA (9th ed.) Citation

Ball, Allan P., et al. Correspondence. 1908.