APA (7th ed.) Citation

Andrews, K. R. (1950). Nook Farm: Mark Twain's Hartford circle. Harvard University Press.

Chicago Style (17th ed.) Citation

Andrews, Kenneth R. Nook Farm: Mark Twain's Hartford Circle. Cambridge: Harvard University Press, 1950.

MLA (9th ed.) Citation

Andrews, Kenneth R. Nook Farm: Mark Twain's Hartford Circle. Harvard University Press, 1950.