World Health Organization & World Health Organization. Arsenic and arsenic compounds.
Citazione stile Chigago Style (17a edizione)World Health Organization e World Health Organization. Arsenic and Arsenic Compounds.
Citatione MLA (8a ed.)World Health Organization e World Health Organization. Arsenic and Arsenic Compounds.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.