Cita APA (7th ed.)

Zehnder, A. J. (1988). Biology of anaerobic microorganisms. John Wiley.

Cita Chicago (17th ed.)

Zehnder, Alexander J. Biology of Anaerobic Microorganisms. New York, USA: John Wiley, 1988.

Cita MLA (9th ed.)

Zehnder, Alexander J. Biology of Anaerobic Microorganisms. John Wiley, 1988.