APA (7th ed.) Citation

Jahr, J. S., Sinatra, R. S., & Watkins-Pitchford, J. M. (2011). The essence of Analgesia and analgesics. Cambridge University Press.

Chicago Style (17th ed.) Citation

Jahr, Jonathan S., Raymond S. Sinatra, and J. Michael Watkins-Pitchford. The Essence of Analgesia and Analgesics. New York: Cambridge University Press, 2011.

MLA (9th ed.) Citation

Jahr, Jonathan S., et al. The Essence of Analgesia and Analgesics. Cambridge University Press, 2011.