APA (7th ed.) Citation

Walpole, H., Mann, H., & Lewis, W. S. (1960). Horace Walpole's correspondence with Sir Horace Mann. Oxford University Press [u.a.].

Chicago Style (17th ed.) Citation

Walpole, Horace, Horace Mann, and Wilmarth S. Lewis. Horace Walpole's Correspondence with Sir Horace Mann. London [u.a.]: Oxford University Press [u.a.], 1960.

MLA (9th ed.) Citation

Walpole, Horace, et al. Horace Walpole's Correspondence with Sir Horace Mann. Oxford University Press [u.a.], 1960.