ebrary, Inc. (1980). Drinking water and health. National Academy Press.
Cita Chicago (17th ed.)ebrary, Inc. Drinking Water and Health. Washington, D.C.: National Academy Press, 1980.
Cita MLA (9th ed.)ebrary, Inc. Drinking Water and Health. National Academy Press, 1980.
Atenció: Aquestes cites poden no estar 100% correctes.