APA (7th ed.) Citation

Piozzi, H. L., & Knapp, O. G. (1914). The intimate letters of Hester Piozzi and Penelope Pennington, 1788-1821. John Lane.

Chicago Style (17th ed.) Citation

Piozzi, Hester Lynch, and Oswald G. Knapp. The Intimate Letters of Hester Piozzi and Penelope Pennington, 1788-1821. London, New York: John Lane, 1914.

MLA (9th ed.) Citation

Piozzi, Hester Lynch, and Oswald G. Knapp. The Intimate Letters of Hester Piozzi and Penelope Pennington, 1788-1821. John Lane, 1914.