APA (7th ed.) Citation

Pratchett, T. (2011). Snuff: A novel of Discworld. Harper.

Chicago Style (17th ed.) Citation

Pratchett, Terry. Snuff: A Novel of Discworld. New York: Harper, 2011.

MLA (9th ed.) Citation

Pratchett, Terry. Snuff: A Novel of Discworld. Harper, 2011.