Young, Roxanne K. "US Military Services and Titles." AMA Manual of Style. 20090401. Oxford University Press. Date of access 18 Jun. 2013, <http://www.amamanualofstyle.com/view/10.1093/jama/9780195176339.001.0001/med-9780195176339-div1-143>.
Young, R. (20090401). US Military Services and Titles. AMA Manual of Style. Retrieved 18 Jun. 2013, from http://www.amamanualofstyle.com/view/10.1093/jama/9780195176339.001.0001/med-9780195176339-div1-143.
Young, Roxanne K. "US Military Services and Titles." AMA Manual of Style. 18 Jun. 2013. http://www.amamanualofstyle.com/view/10.1093/jama/9780195176339.001.0001/med-9780195176339-div1-143.
Young RK. US military services and titles. In: AMA Manual of Style: A Guide for Authors and Editors. New York, NY: Oxford University Press; 2007. http://www.amamanualofstyle.com/view/10.1093/jama/9780195176339.001.0001/med-9780195176339-div1-143. Accessed June 18, 2013.