Wolrld Health Organization. (2011). DDT in indoor residual spraying: Human health aspects. World Health Organization.
Citazione stile Chigago Style (17a edizione)Wolrld Health Organization. DDT in Indoor Residual Spraying: Human Health Aspects. Geneva, Switzerland: World Health Organization, 2011.
Citatione MLA (8a ed.)Wolrld Health Organization. DDT in Indoor Residual Spraying: Human Health Aspects. World Health Organization, 2011.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.