Koren, H. (2003). Handbook of environmental health. Lewis.
Cita Chicago (17th ed.)Koren, Herman. Handbook of Environmental Health. Boca Raton: Lewis, 2003.
Cita MLA (9th ed.)Koren, Herman. Handbook of Environmental Health. Lewis, 2003.
Atenció: Aquestes cites poden no estar 100% correctes.