Wolrld Health Organization. (2011). DDT in indoor residual spraying: Human health aspects. World Health Organization.
Cita Chicago (17th ed.)Wolrld Health Organization. DDT in Indoor Residual Spraying: Human Health Aspects. Geneva, Switzerland: World Health Organization, 2011.
Cita MLA (8th ed.)Wolrld Health Organization. DDT in Indoor Residual Spraying: Human Health Aspects. World Health Organization, 2011.
Atenció: Aquestes cites poden no estar 100% correctes.