World Health Organization. (1981). International code of marketing of breast-milk substitutes. World Health Organization ; Obtainable from WHO Publications Centre.
Citazione stile Chigago Style (17a edizione)World Health Organization. International Code of Marketing of Breast-milk Substitutes. Geneva : Albany, N.Y.: World Health Organization ; Obtainable from WHO Publications Centre, 1981.
Citatione MLA (8a ed.)World Health Organization. International Code of Marketing of Breast-milk Substitutes. World Health Organization ; Obtainable from WHO Publications Centre, 1981.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.