APA (7th ed.) Citation

Walpole, H., & Cunningham, P. (1906). The letters of Horace Walpole, fourth Earl of Orford. J. Grant.

Chicago Style (17th ed.) Citation

Walpole, Horace, and Peter Cunningham. The Letters of Horace Walpole, Fourth Earl of Orford. Edinburgh: J. Grant, 1906.

MLA (8th ed.) Citation

Walpole, Horace, and Peter Cunningham. The Letters of Horace Walpole, Fourth Earl of Orford. J. Grant, 1906.