Williams, C. J. B., & Clymer, M. (1853). Principles of medicine: Comprising general pathology and therapeutics, and a brief general view of etiology, nosolgy, semeiology, diagnosis, prognosis and hygienics (4th American ed., rev.). Blanchard and Lea.
Chicago-referens (17:e uppl.)Williams, Charles J. B., och Meredith Clymer. Principles of Medicine: Comprising General Pathology and Therapeutics, and a Brief General View of Etiology, Nosolgy, Semeiology, Diagnosis, Prognosis and Hygienics. 4th American ed., rev. Philadelphia: Blanchard and Lea, 1853.
MLA-referens (8:e uppl.)Williams, Charles J. B., och Meredith Clymer. Principles of Medicine: Comprising General Pathology and Therapeutics, and a Brief General View of Etiology, Nosolgy, Semeiology, Diagnosis, Prognosis and Hygienics. 4th American ed., rev. Blanchard and Lea, 1853.