Cita APA (7th ed.)
ebrary, Inc. (2005). Preventing chronic diseases: A vital investment. World Health Organization.
Cita Chicago (17th ed.)
ebrary, Inc. Preventing Chronic Diseases: A Vital Investment. Geneva: World Health Organization, 2005.
Cita MLA (9th ed.)
ebrary, Inc. Preventing Chronic Diseases: A Vital Investment. World Health Organization, 2005.
Atenció: Aquestes cites poden no estar 100% correctes.