Petersdorf, R. G., & Harrison, T. R. (1983). Harrison's Principles of internal medicine: Pretest self-assessment and review. McGraw-Hill Book Co., Health Professions Division, PreTest Series.
Chicago-referens (17:e uppl.)Petersdorf, Robert G., och Tinsley Randolph Harrison. Harrison's Principles of Internal Medicine: Pretest Self-assessment and Review. New York: McGraw-Hill Book Co., Health Professions Division, PreTest Series, 1983.
MLA-referens (8:e uppl.)Petersdorf, Robert G., och Tinsley Randolph Harrison. Harrison's Principles of Internal Medicine: Pretest Self-assessment and Review. McGraw-Hill Book Co., Health Professions Division, PreTest Series, 1983.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.