Brettle, R. P. (1984). Infection and communicable diseases. Heinemann.
Lua i Stíl Chicago (17ú heag.)Brettle, Raymond P. Infection and Communicable Diseases. London: Heinemann, 1984.
Lua MLA (9ú heag.)Brettle, Raymond P. Infection and Communicable Diseases. Heinemann, 1984.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.