APA (7th ed.) Citation

Connor, S., & Kingman, S. (1989). The search for the virus (2nd ed.). Penguin Books.

Chicago Style (17th ed.) Citation

Connor, Steve, and Sharon Kingman. The Search for the Virus. 2nd ed. Middlesex, England: Penguin Books, 1989.

MLA (9th ed.) Citation

Connor, Steve, and Sharon Kingman. The Search for the Virus. 2nd ed. Penguin Books, 1989.