APA (7th ed.) Citation

Wheeler, R. E. (1993). Dragons for sale: Studies in unreason. Prometheus Books.

Chicago Style (17th ed.) Citation

Wheeler, Robert E. Dragons for Sale: Studies in Unreason. Buffalo, NY: Prometheus Books, 1993.

MLA (9th ed.) Citation

Wheeler, Robert E. Dragons for Sale: Studies in Unreason. Prometheus Books, 1993.