Cita APA (7th ed.)
Fewtrell, L., Kaufmann, R., & Prüss-Üstün, A. (2003). Lead: Assessing the environmental burden of disease at national and local levels. World Health Organization.
Cita Chicago (17th ed.)
Fewtrell, Lorna, Rachel Kaufmann, i Annette Prüss-Üstün. Lead: Assessing the Environmental Burden of Disease at National and Local Levels. [Geneva]: World Health Organization, 2003.
Cita MLA (9th ed.)
Fewtrell, Lorna, et al. Lead: Assessing the Environmental Burden of Disease at National and Local Levels. World Health Organization, 2003.
Atenció: Aquestes cites poden no estar 100% correctes.