APA (7th ed.) Citation

Pitt, W., Taylor, W. S., & Pringle, J. H. (1838). Correspondence of William Pitt, Earl of Chatham. J. Murray.

Chicago Style (17th ed.) Citation

Pitt, William, William Stanhope Taylor, and John Henry Pringle. Correspondence of William Pitt, Earl of Chatham. London: J. Murray, 1838.

MLA (9th ed.) Citation

Pitt, William, et al. Correspondence of William Pitt, Earl of Chatham. J. Murray, 1838.