ebrary, Inc, Sinatra, R. S., Jahr, J. S., & Watkins-Pitchford, J. M. (2010). The essence of analgesia and analgesics. Cambridge University Press.
芝加哥风格引文ebrary, Inc, Raymond S. Sinatra, Jonathan S. Jahr, 与 J. Michael Watkins-Pitchford. The Essence of Analgesia and Analgesics. Cambridge ; New York: Cambridge University Press, 2010.
MLA引文ebrary, Inc, et al. The Essence of Analgesia and Analgesics. Cambridge University Press, 2010.
警告：这些引文格式不一定是100％准确.