Harrison, T. R. (1977). Principles of internal medicine (8 ed.). McGraw - Hill- Interamewricana.
Lua i Stíl Chicago (17ú heag.)Harrison, T. R. Principles of Internal Medicine. 8 ed. New York: McGraw - Hill- Interamewricana, 1977.
Lua MLA (9ú heag.)Harrison, T. R. Principles of Internal Medicine. 8 ed. McGraw - Hill- Interamewricana, 1977.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.