APA (7th ed.) Citation

Sterling, J., & Coningham, W. (1841). Sterling's letters to Coningham (3rd ed.). E. Wilson.

Chicago Style (17th ed.) Citation

Sterling, John, and William Coningham. Sterling's Letters to Coningham. 3rd ed. London: E. Wilson, 1841.

MLA (9th ed.) Citation

Sterling, John, and William Coningham. Sterling's Letters to Coningham. 3rd ed. E. Wilson, 1841.