Cita APA (7th ed.)
ebrary, Inc. (2004). Indicators for waterborne pathogens. National Academies Press.
Cita Chicago (17th ed.)
ebrary, Inc. Indicators for Waterborne Pathogens. Washington, D.C.: National Academies Press, 2004.
Cita MLA (9th ed.)
ebrary, Inc. Indicators for Waterborne Pathogens. National Academies Press, 2004.
Atenció: Aquestes cites poden no estar 100% correctes.