APA (7th ed.) Citation

Pratchett, T. (1989). Sourcery. New American Library.

Chicago Style (17th ed.) Citation

Pratchett, Terry. Sourcery. New York: New American Library, 1989.

MLA (9th ed.) Citation

Pratchett, Terry. Sourcery. New American Library, 1989.

Warning: These citations may not always be 100% accurate.