APA
A. J. Schaeffer, . (2007). Journal Of Urology. New York: Elsevier.
Chicago
A. J. Schaeffer, . 2007. Journal Of Urology. New York: Elsevier.
Harvard
A. J. Schaeffer, . (2007). Journal Of Urology. New York: Elsevier.
MLA
A. J. Schaeffer, . Journal Of Urology. New York: Elsevier. 2007.