Zehnder, A. J. (1988). Biology of anaerobic microorganisms. John Wiley.
Lua i Stíl Chicago (17ú heag.)Zehnder, Alexander J. Biology of Anaerobic Microorganisms. New York, USA: John Wiley, 1988.
Lua MLA (9ú heag.)Zehnder, Alexander J. Biology of Anaerobic Microorganisms. John Wiley, 1988.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.