APA (7th ed.) Citation

Gaskell, E. C., Chapple, J. A. V., & Pollard, A. (1967). The letters of Mrs. Gaskell. Harvard University Press.

Chicago Style (17th ed.) Citation

Gaskell, Elizabeth Cleghorn, J. A. V. Chapple, and Arthur Pollard. The Letters of Mrs. Gaskell. Cambridge: Harvard University Press, 1967.

MLA (9th ed.) Citation

Gaskell, Elizabeth Cleghorn, et al. The Letters of Mrs. Gaskell. Harvard University Press, 1967.