Liechty, R. D. (1980). Synopsis of surgery (4ª ed.). The Mosby.
Lua i Stíl Chicago (17ú heag.)Liechty, Richard D. Synopsis of Surgery. 4ª ed. The Mosby, 1980.
Lua MLA (9ú heag.)Liechty, Richard D. Synopsis of Surgery. 4ª ed. The Mosby, 1980.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.