World Health Organization. (2000). Evaluation of certain veterinary drug residues in food. World Health Organization.
Citazione stile Chigago Style (17a edizione)World Health Organization. Evaluation of Certain Veterinary Drug Residues in Food. Geneva: World Health Organization, 2000.
Citatione MLA (8a ed.)World Health Organization. Evaluation of Certain Veterinary Drug Residues in Food. World Health Organization, 2000.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.