APA (7th ed.) Citation

Pears, I. (1999). An instance of the fingerpost. Berkley Books.

Chicago Style (17th ed.) Citation

Pears, Iain. An Instance of the Fingerpost. New York: Berkley Books, 1999.

MLA (9th ed.) Citation

Pears, Iain. An Instance of the Fingerpost. Berkley Books, 1999.