APA (7th ed.) Citation
ebrary, Inc, & Smith, H. S. (2008). Opioid therapy in the 21st century. Oxford University Press.
Chicago Style (17th ed.) Citation
ebrary, Inc, and Howard S. Smith. Opioid Therapy in the 21st Century. Oxford ; New York: Oxford University Press, 2008.
MLA (9th ed.) Citation
ebrary, Inc, and Howard S. Smith. Opioid Therapy in the 21st Century. Oxford University Press, 2008.
Warning: These citations may not always be 100% accurate.