Winker, Margaret A. "Drug Preparation Names That Include a Percentage." AMA Manual of Style. 20090401. Oxford University Press. Date of access 24 May. 2013, <http://www.amamanualofstyle.com/view/10.1093/jama/9780195176339.001.0001/med-9780195176339-div2-408>.
Winker, M. (20090401). Drug Preparation Names That Include a Percentage. AMA Manual of Style. Retrieved 24 May. 2013, from http://www.amamanualofstyle.com/view/10.1093/jama/9780195176339.001.0001/med-9780195176339-div2-408.
Winker, Margaret A. "Drug Preparation Names That Include a Percentage." AMA Manual of Style. 24 May. 2013. http://www.amamanualofstyle.com/view/10.1093/jama/9780195176339.001.0001/med-9780195176339-div2-408.
Winker MA. Drug preparation names that include a percentage. In: AMA Manual of Style Committee. AMA Manual of Style: A Guide for Authors and Editors. 10th ed. New York, NY: Oxford University Press; 2007. http://www.amamanualofstyle.com/view/10.1093/jama/9780195176339.001.0001/med-9780195176339-div2-408. Accessed May 24, 2013.