Gaya APA

Thomas, M, B, A, M. (2015). Pharmacology test prep : 1500 USMLE-style quest ions & answers . New York: Thieme Medical Publishers, Inc..

Gaya MLA

Thomas, Mario, Babbini, And, Mary. "Pharmacology test prep : 1500 USMLE-style quest ions & answers". New York: Thieme Medical Publishers, Inc., 2015. Text.