Merck. Microbiology manual 2000.
Lua i Stíl Chicago (17ú heag.)Merck. Microbiology Manual 2000.
Lua MLA (8ú heag.)Merck. Microbiology Manual 2000.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.
Lua APA (7ú heag.)