Gaya APA

Sherman, S, C., Weber, J, M. (2008). USMLE road map : emergency medicine (1st ed.). New York: Lang Medical Books/McGraw-Hill.

Gaya MLA

Sherman, Scott, C.., Weber, Joseph, M.. "USMLE road map : emergency medicine". 1st ed. New York: Lang Medical Books/McGraw-Hill, 2008. Text.