Porter, R. S., & Kaplan, J. L. (2011). The Merck manual of diagnosis and therapy (19th ed.). Merck Sharp & Dohme Corp.
Chicago Style (17th ed.) CitationPorter, Robert S., and Justin L. Kaplan. The Merck Manual of Diagnosis and Therapy. 19th ed. Whitehouse Station, N.J: Merck Sharp & Dohme Corp, 2011.
MLA (9th ed.) CitationPorter, Robert S., and Justin L. Kaplan. The Merck Manual of Diagnosis and Therapy. 19th ed. Merck Sharp & Dohme Corp, 2011.
Warning: These citations may not always be 100% accurate.